572256256 has 104 divisors (see below), whose sum is σ = 1345814064. Its totient is φ = 239861760.

The previous prime is 572256247. The next prime is 572256257. The reversal of 572256256 is 652652275.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (104).

It is a super-2 number, since 2×572256256² = 654954445062275072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (572256257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585240 + ... + 586216.

Almost surely, 2^572256256 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 572256256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (672907032).

572256256 is an abundant number, since it is smaller than the sum of its proper divisors (773557808).

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

572256256 is a wasteful number, since it uses less digits than its factorization.

572256256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025 (or 1003 counting only the distinct ones).

The product of its digits is 252000, while the sum is 40.

The square root of 572256256 is about 23921.8781871324. The cubic root of 572256256 is about 830.2269936074.

The spelling of 572256256 in words is "five hundred seventy-two million, two hundred fifty-six thousand, two hundred fifty-six".