916069172 has 12 divisors (see below), whose sum is σ = 1633368996. Its totient is φ = 449392320.

The previous prime is 916069153. The next prime is 916069177. The reversal of 916069172 is 271960619.

916069172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 655052836 + 261016336 = 25594^2 + 16156^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916069177) 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, 2160329 + ... + 2160752.

It is an arithmetic number, because the mean of its divisors is an integer number (136114083).

Almost surely, 2^916069172 is an apocalyptic number.

It is an amenable number.

916069172 is a deficient number, since it is larger than the sum of its proper divisors (717299824).

916069172 is a wasteful number, since it uses less digits than its factorization.

916069172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4321138 (or 4321136 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 916069172 is about 30266.6346328759. The cubic root of 916069172 is about 971.2016750480.

The spelling of 916069172 in words is "nine hundred sixteen million, sixty-nine thousand, one hundred seventy-two".