572556 has 12 divisors (see below), whose sum is σ = 1335992. Its totient is φ = 190848.

The previous prime is 572549. The next prime is 572567. The reversal of 572556 is 655275.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

572556 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23845 + ... + 23868.

2⁵⁷²⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

572556 is an abundant number, since it is smaller than the sum of its proper divisors (763436).

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

572556 is a wasteful number, since it uses less digits than its factorization.

572556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47720 (or 47718 counting only the distinct ones).

The product of its digits is 10500, while the sum is 30.

The square root of 572556 is about 756.6743024578. The cubic root of 572556 is about 83.0371924088.

It can be divided in two parts, 572 and 556, that added together give a triangular number (1128 = T₄₇).

The spelling of 572556 in words is "five hundred seventy-two thousand, five hundred fifty-six".