507525825 has 24 divisors (see below), whose sum is σ = 847772128. Its totient is φ = 267886080.

The previous prime is 507525817. The next prime is 507525829. The reversal of 507525825 is 528525705.

It is not a de Polignac number, because 507525825 - 2³ = 507525817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (507525829) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27607 + ... + 42156.

Almost surely, 2^507525825 is an apocalyptic number.

It is an amenable number.

507525825 is a deficient number, since it is larger than the sum of its proper divisors (340246303).

507525825 is a wasteful number, since it uses less digits than its factorization.

507525825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69873 (or 69868 counting only the distinct ones).

The product of its (nonzero) digits is 140000, while the sum is 39.

The square root of 507525825 is about 22528.3338265394. Note that the first 3 decimals coincide. The cubic root of 507525825 is about 797.6628795044.

The spelling of 507525825 in words is "five hundred seven million, five hundred twenty-five thousand, eight hundred twenty-five".