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4213398 = 237432333
BaseRepresentation
bin10000000100101010010110
321221001200210
4100010222112
52034312043
6230150250
750545650
oct20045226
97831623
104213398
112418652
1214b2386
13b46a47
147b96d0
15583633
hex404a96

4213398 has 32 divisors (see below), whose sum is σ = 9858816. Its totient is φ = 1175328.

The previous prime is 4213397. The next prime is 4213411. The reversal of 4213398 is 8933124.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4213397) 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, 640 + ... + 2972.

It is an arithmetic number, because the mean of its divisors is an integer number (308088).

Almost surely, 24213398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4213398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4929408).

4213398 is an abundant number, since it is smaller than the sum of its proper divisors (5645418).

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

4213398 is a wasteful number, since it uses less digits than its factorization.

4213398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388.

The product of its digits is 5184, while the sum is 30.

The square root of 4213398 is about 2052.6563277860. The cubic root of 4213398 is about 161.5142437443.

The spelling of 4213398 in words is "four million, two hundred thirteen thousand, three hundred ninety-eight".

Divisors: 1 2 3 6 7 14 21 42 43 86 129 258 301 602 903 1806 2333 4666 6999 13998 16331 32662 48993 97986 100319 200638 300957 601914 702233 1404466 2106699 4213398