525355252 has 24 divisors (see below), whose sum is σ = 951350400. Its totient is φ = 253678656.

The previous prime is 525355249. The next prime is 525355273. The reversal of 525355252 is 252553525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1852 + ... + 32467.

It is an arithmetic number, because the mean of its divisors is an integer number (39639600).

Almost surely, 2^525355252 is an apocalyptic number.

It is an amenable number.

525355252 is a deficient number, since it is larger than the sum of its proper divisors (425995148).

525355252 is a wasteful number, since it uses less digits than its factorization.

525355252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34455 (or 34453 counting only the distinct ones).

The product of its digits is 75000, while the sum is 34.

The square root of 525355252 is about 22920.6293979899. The cubic root of 525355252 is about 806.8962419071.

The spelling of 525355252 in words is "five hundred twenty-five million, three hundred fifty-five thousand, two hundred fifty-two".