956494643 has 4 divisors (see below), whose sum is σ = 1030071168. Its totient is φ = 882918120.

The previous prime is 956494639. The next prime is 956494663. The reversal of 956494643 is 346494659.

956494643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 956494643 - 2² = 956494639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 956494591 and 956494600.

It is not an unprimeable number, because it can be changed into a prime (956494663) 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, 36788243 + ... + 36788268.

It is an arithmetic number, because the mean of its divisors is an integer number (257517792).

Almost surely, 2^956494643 is an apocalyptic number.

956494643 is a deficient number, since it is larger than the sum of its proper divisors (73576525).

956494643 is a wasteful number, since it uses less digits than its factorization.

956494643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73576524.

The product of its digits is 2799360, while the sum is 50.

The square root of 956494643 is about 30927.2475820271. The cubic root of 956494643 is about 985.2826773356.

The spelling of 956494643 in words is "nine hundred fifty-six million, four hundred ninety-four thousand, six hundred forty-three".