957864 has 32 divisors (see below), whose sum is σ = 2423520. Its totient is φ = 315456.

The previous prime is 957851. The next prime is 957871. The reversal of 957864 is 468759.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 957864.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2382 + ... + 2754.

It is an arithmetic number, because the mean of its divisors is an integer number (75735).

2⁹⁵⁷⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

957864 is an abundant number, since it is smaller than the sum of its proper divisors (1465656).

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

957864 is a wasteful number, since it uses less digits than its factorization.

957864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489 (or 485 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 957864 is about 978.7052671770. The cubic root of 957864 is about 98.5752643510.

The spelling of 957864 in words is "nine hundred fifty-seven thousand, eight hundred sixty-four".