525057 has 8 divisors (see below), whose sum is σ = 753984. Its totient is φ = 323088.

The previous prime is 525043. The next prime is 525101. The reversal of 525057 is 750525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 525057 - 2⁸ = 524801 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 525057.

It is not an unprimeable number, because it can be changed into a prime (525017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6693 + ... + 6770.

It is an arithmetic number, because the mean of its divisors is an integer number (94248).

2⁵²⁵⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

525057 is a deficient number, since it is larger than the sum of its proper divisors (228927).

525057 is a wasteful number, since it uses less digits than its factorization.

525057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13479.

The product of its (nonzero) digits is 1750, while the sum is 24.

The square root of 525057 is about 724.6081699788. The cubic root of 525057 is about 80.6743517331.

The spelling of 525057 in words is "five hundred twenty-five thousand, fifty-seven".