956986 has 4 divisors (see below), whose sum is σ = 1435482. Its totient is φ = 478492.

The previous prime is 956953. The next prime is 956987. The reversal of 956986 is 689659.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 689659 = 593 ⋅1163.

It can be written as a sum of positive squares in only one way, i.e., 670761 + 286225 = 819^2 + 535^2 .

It is not an unprimeable number, because it can be changed into a prime (956987) by changing a digit.

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 as a sum of consecutive naturals, namely, 239245 + ... + 239248.

2⁹⁵⁶⁹⁸⁶ is an apocalyptic number.

956986 is a deficient number, since it is larger than the sum of its proper divisors (478496).

956986 is a wasteful number, since it uses less digits than its factorization.

956986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478495.

The product of its digits is 116640, while the sum is 43.

The square root of 956986 is about 978.2566125511. The cubic root of 956986 is about 98.5451363649.

The spelling of 956986 in words is "nine hundred fifty-six thousand, nine hundred eighty-six".