525925885 has 4 divisors (see below), whose sum is σ = 631111068. Its totient is φ = 420740704.

The previous prime is 525925879. The next prime is 525925927. The reversal of 525925885 is 588529525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 122478489 + 403447396 = 11067^2 + 20086^2 .

It is a cyclic number.

It is not a de Polignac number, because 525925885 - 2³ = 525925877 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 3 ways as a sum of consecutive naturals, for example, 52592584 + ... + 52592593.

It is an arithmetic number, because the mean of its divisors is an integer number (157777767).

Almost surely, 2^525925885 is an apocalyptic number.

It is an amenable number.

525925885 is a deficient number, since it is larger than the sum of its proper divisors (105185183).

525925885 is a wasteful number, since it uses less digits than its factorization.

525925885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105185182.

The product of its digits is 1440000, while the sum is 49.

The square root of 525925885 is about 22933.0740416543. The cubic root of 525925885 is about 807.1882823970.

The spelling of 525925885 in words is "five hundred twenty-five million, nine hundred twenty-five thousand, eight hundred eighty-five".