956813 has 8 divisors (see below), whose sum is σ = 1124256. Its totient is φ = 802800.

The previous prime is 956801. The next prime is 956831. The reversal of 956813 is 318659.

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

It is a cyclic number.

It is not a de Polignac number, because 956813 - 2⁶ = 956749 is a prime.

It is a super-2 number, since 2×956813² = 1830982233938, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 956813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (956843) 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 in 7 ways as a sum of consecutive naturals, for example, 3203 + ... + 3488.

It is an arithmetic number, because the mean of its divisors is an integer number (140532).

2⁹⁵⁶⁸¹³ is an apocalyptic number.

It is an amenable number.

956813 is a deficient number, since it is larger than the sum of its proper divisors (167443).

956813 is a wasteful number, since it uses less digits than its factorization.

956813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6715.

The product of its digits is 6480, while the sum is 32.

The square root of 956813 is about 978.1681859476. The cubic root of 956813 is about 98.5391978120.

The spelling of 956813 in words is "nine hundred fifty-six thousand, eight hundred thirteen".