522072925 has 12 divisors (see below), whose sum is σ = 706222656. Its totient is φ = 379689200.

The previous prime is 522072893. The next prime is 522072931. The reversal of 522072925 is 529270225.

It is not a de Polignac number, because 522072925 - 2⁵ = 522072893 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 11 ways as a sum of consecutive naturals, for example, 948949 + ... + 949498.

It is an arithmetic number, because the mean of its divisors is an integer number (58851888).

Almost surely, 2^522072925 is an apocalyptic number.

522072925 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522072925 is a deficient number, since it is larger than the sum of its proper divisors (184149731).

522072925 is a wasteful number, since it uses less digits than its factorization.

522072925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898468 (or 1898463 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 522072925 is about 22848.9151821263. The cubic root of 522072925 is about 805.2122815026.

The spelling of 522072925 in words is "five hundred twenty-two million, seventy-two thousand, nine hundred twenty-five".