525957 has 8 divisors (see below), whose sum is σ = 705600. Its totient is φ = 348480.

The previous prime is 525953. The next prime is 525961. The reversal of 525957 is 759525.

It is an interprime number because it is at equal distance from previous prime (525953) and next prime (525961).

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

It is not a de Polignac number, because 525957 - 2² = 525953 is a prime.

525957 is a lucky number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525953) 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, 157 + ... + 1037.

It is an arithmetic number, because the mean of its divisors is an integer number (88200).

2⁵²⁵⁹⁵⁷ is an apocalyptic number.

It is an amenable number.

525957 is a deficient number, since it is larger than the sum of its proper divisors (179643).

525957 is a wasteful number, since it uses less digits than its factorization.

525957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083.

The product of its digits is 15750, while the sum is 33.

The square root of 525957 is about 725.2289293733. The cubic root of 525957 is about 80.7204200463.

The spelling of 525957 in words is "five hundred twenty-five thousand, nine hundred fifty-seven".