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4253844 = 223789569
BaseRepresentation
bin10000001110100010010100
322000010011210
4100032202110
52042110334
6231101420
751104610
oct20164224
98003153
104253844
112445a81
121511870
13b5c28a
147ca340
155905e9
hex40e894

4253844 has 48 divisors (see below), whose sum is σ = 11491200. Its totient is φ = 1199616.

The previous prime is 4253839. The next prime is 4253849. The reversal of 4253844 is 4483524.

4253844 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4253839) and next prime (4253849).

It is a d-powerful number, because it can be written as 4 + 213 + 5 + 37 + 85 + 47 + 411 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4253849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7192 + ... + 7760.

It is an arithmetic number, because the mean of its divisors is an integer number (239400).

Almost surely, 24253844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4253844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5745600).

4253844 is an abundant number, since it is smaller than the sum of its proper divisors (7237356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4253844 is a wasteful number, since it uses less digits than its factorization.

4253844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672 (or 670 counting only the distinct ones).

The product of its digits is 15360, while the sum is 30.

The square root of 4253844 is about 2062.4849090357. The cubic root of 4253844 is about 162.0294109077.

The spelling of 4253844 in words is "four million, two hundred fifty-three thousand, eight hundred forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 89 178 267 356 534 569 623 1068 1138 1246 1707 1869 2276 2492 3414 3738 3983 6828 7476 7966 11949 15932 23898 47796 50641 101282 151923 202564 303846 354487 607692 708974 1063461 1417948 2126922 4253844