916913256 has 32 divisors (see below), whose sum is σ = 2619752640. Its totient is φ = 261975168.

The previous prime is 916913237. The next prime is 916913273. The reversal of 916913256 is 652319619.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2728741 + ... + 2729076.

It is an arithmetic number, because the mean of its divisors is an integer number (81867270).

Almost surely, 2^916913256 is an apocalyptic number.

It is an amenable number.

916913256 is an abundant number, since it is smaller than the sum of its proper divisors (1702839384).

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

916913256 is a wasteful number, since it uses less digits than its factorization.

916913256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5457833 (or 5457829 counting only the distinct ones).

The product of its digits is 87480, while the sum is 42.

The square root of 916913256 is about 30280.5755559567. The cubic root of 916913256 is about 971.4998781979.

The spelling of 916913256 in words is "nine hundred sixteen million, nine hundred thirteen thousand, two hundred fifty-six".