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4054220 = 2251947227
BaseRepresentation
bin1111011101110011001100
321121222100022
433131303030
52014213340
6222521312
746313612
oct17356314
97558308
104054220
112319aa5
121436238
13abc461
147776b2
155513b5
hex3ddccc

4054220 has 48 divisors (see below), whose sum is σ = 9192960. Its totient is φ = 1497024.

The previous prime is 4054207. The next prime is 4054231. The reversal of 4054220 is 224504.

4054220 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17747 + ... + 17973.

It is an arithmetic number, because the mean of its divisors is an integer number (191520).

Almost surely, 24054220 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 4054220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4596480).

4054220 is an abundant number, since it is smaller than the sum of its proper divisors (5138740).

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

4054220 is a wasteful number, since it uses less digits than its factorization.

4054220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 4054220 is about 2013.5093742022. The cubic root of 4054220 is about 159.4541293590.

Adding to 4054220 its reverse (224504), we get a palindrome (4278724).

The spelling of 4054220 in words is "four million, fifty-four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 19 20 38 47 76 94 95 188 190 227 235 380 454 470 893 908 940 1135 1786 2270 3572 4313 4465 4540 8626 8930 10669 17252 17860 21338 21565 42676 43130 53345 86260 106690 202711 213380 405422 810844 1013555 2027110 4054220