525377652 has 48 divisors (see below), whose sum is σ = 1265742912. Its totient is φ = 169482240.

The previous prime is 525377641. The next prime is 525377663. The reversal of 525377652 is 256773525.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (525377641) and next prime (525377663).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82627 + ... + 88757.

It is an arithmetic number, because the mean of its divisors is an integer number (26369644).

Almost surely, 2^525377652 is an apocalyptic number.

It is an amenable number.

525377652 is an abundant number, since it is smaller than the sum of its proper divisors (740365260).

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

525377652 is a wasteful number, since it uses less digits than its factorization.

525377652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6368 (or 6366 counting only the distinct ones).

The product of its digits is 441000, while the sum is 42.

The square root of 525377652 is about 22921.1180355584. The cubic root of 525377652 is about 806.9077098416.

The spelling of 525377652 in words is "five hundred twenty-five million, three hundred seventy-seven thousand, six hundred fifty-two".