957986 has 16 divisors (see below), whose sum is σ = 1512000. Its totient is φ = 454608.

The previous prime is 957977. The next prime is 957991. The reversal of 957986 is 689759.

957986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 957986.

It is an unprimeable number.

957986 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4715 + ... + 4913.

It is an arithmetic number, because the mean of its divisors is an integer number (94500).

2⁹⁵⁷⁹⁸⁶ is an apocalyptic number.

957986 is a deficient number, since it is larger than the sum of its proper divisors (554014).

957986 is a wasteful number, since it uses less digits than its factorization.

957986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313.

The product of its digits is 136080, while the sum is 44.

The square root of 957986 is about 978.7675924345. The cubic root of 957986 is about 98.5794492428.

The spelling of 957986 in words is "nine hundred fifty-seven thousand, nine hundred eighty-six".