572155625 has 20 divisors (see below), whose sum is σ = 716461284. Its totient is φ = 456768000.

The previous prime is 572155609. The next prime is 572155631. The reversal of 572155625 is 526551275.

It can be written as a sum of positive squares in 10 ways, for example, as 445885456 + 126270169 = 21116^2 + 11237^2 .

It is not a de Polignac number, because 572155625 - 2⁴ = 572155609 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 585137 + ... + 586113.

Almost surely, 2^572155625 is an apocalyptic number.

It is an amenable number.

572155625 is a deficient number, since it is larger than the sum of its proper divisors (144305659).

572155625 is an frugal number, since it uses more digits than its factorization.

572155625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1934 (or 1919 counting only the distinct ones).

The product of its digits is 105000, while the sum is 38.

The square root of 572155625 is about 23919.7747690065. The cubic root of 572155625 is about 830.1783257426.

The spelling of 572155625 in words is "five hundred seventy-two million, one hundred fifty-five thousand, six hundred twenty-five".