920257125 has 32 divisors (see below), whose sum is σ = 1533976704. Its totient is φ = 489948800.

The previous prime is 920257097. The next prime is 920257159. The reversal of 920257125 is 521752029.

It is a happy number.

It is not a de Polignac number, because 920257125 - 2⁹ = 920256613 is a prime.

It is a super-2 number, since 2×920257125² = 1693746352226531250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254329 + ... + 257921.

It is an arithmetic number, because the mean of its divisors is an integer number (47936772).

Almost surely, 2^920257125 is an apocalyptic number.

It is an amenable number.

920257125 is a deficient number, since it is larger than the sum of its proper divisors (613719579).

920257125 is a wasteful number, since it uses less digits than its factorization.

920257125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294 (or 4284 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 920257125 is about 30335.7400601996. The cubic root of 920257125 is about 972.6794253522.

The spelling of 920257125 in words is "nine hundred twenty million, two hundred fifty-seven thousand, one hundred twenty-five".