956809472 has 36 divisors (see below), whose sum is σ = 1915563216. Its totient is φ = 476981760.

The previous prime is 956809471. The next prime is 956809481. The reversal of 956809472 is 274908659.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 956809472.

It is not an unprimeable number, because it can be changed into a prime (956809471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83447 + ... + 94217.

Almost surely, 2^956809472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 956809472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (957781608).

956809472 is an abundant number, since it is smaller than the sum of its proper divisors (958753744).

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

956809472 is a wasteful number, since it uses less digits than its factorization.

956809472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11134 (or 11120 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 956809472 is about 30932.3369954486. The cubic root of 956809472 is about 985.3907669923.

The spelling of 956809472 in words is "nine hundred fifty-six million, eight hundred nine thousand, four hundred seventy-two".