525924864 has 120 divisors (see below), whose sum is σ = 1598007840. Its totient is φ = 166053888.

The previous prime is 525924821. The next prime is 525924871. The reversal of 525924864 is 468429525.

525924864 is a `hidden beast` number, since 52 + 592 + 4 + 8 + 6 + 4 = 666.

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, 84549 + ... + 90555.

It is an arithmetic number, because the mean of its divisors is an integer number (13316732).

Almost surely, 2^525924864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525924864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (799003920).

525924864 is an abundant number, since it is smaller than the sum of its proper divisors (1072082976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

525924864 is a wasteful number, since it uses less digits than its factorization.

525924864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6050 (or 6031 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 525924864 is about 22933.0517812174. The cubic root of 525924864 is about 807.1877600548.

The spelling of 525924864 in words is "five hundred twenty-five million, nine hundred twenty-four thousand, eight hundred sixty-four".