525752 has 8 divisors (see below), whose sum is σ = 985800. Its totient is φ = 262872.

The previous prime is 525739. The next prime is 525769. The reversal of 525752 is 257525.

It is a tau number, because it is divible by the number of its divisors (8).

It is a d-powerful number, because it can be written as 5⁴ + 2⁸ + 7² + 5⁵ + 5⁸ + 2¹⁷ .

It is a congruent number.

It is an unprimeable number.

525752 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32852 + ... + 32867.

It is an arithmetic number, because the mean of its divisors is an integer number (123225).

2⁵²⁵⁷⁵² is an apocalyptic number.

It is an amenable number.

525752 is a deficient number, since it is larger than the sum of its proper divisors (460048).

525752 is a wasteful number, since it uses less digits than its factorization.

525752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65725 (or 65721 counting only the distinct ones).

The product of its digits is 3500, while the sum is 26.

The square root of 525752 is about 725.0875809170. The cubic root of 525752 is about 80.7099313330.

The spelling of 525752 in words is "five hundred twenty-five thousand, seven hundred fifty-two".