525325764 has 12 divisors (see below), whose sum is σ = 1225760144. Its totient is φ = 175108584.

The previous prime is 525325763. The next prime is 525325769. The reversal of 525325764 is 467523525.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (525325763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21888562 + ... + 21888585.

Almost surely, 2^525325764 is an apocalyptic number.

It is an amenable number.

525325764 is an abundant number, since it is smaller than the sum of its proper divisors (700434380).

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

525325764 is a wasteful number, since it uses less digits than its factorization.

525325764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43777154 (or 43777152 counting only the distinct ones).

The product of its digits is 252000, while the sum is 39.

The square root of 525325764 is about 22919.9861256503. The cubic root of 525325764 is about 806.8811446934.

The spelling of 525325764 in words is "five hundred twenty-five million, three hundred twenty-five thousand, seven hundred sixty-four".