916365631 has 8 divisors (see below), whose sum is σ = 921553200. Its totient is φ = 911188608.

The previous prime is 916365629. The next prime is 916365661. The reversal of 916365631 is 136563619.

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 916365631 - 2¹ = 916365629 is a prime.

It is a super-2 number, since 2×916365631² = 1679451939356056322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916365661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224295 + ... + 228343.

It is an arithmetic number, because the mean of its divisors is an integer number (115194150).

Almost surely, 2^916365631 is an apocalyptic number.

916365631 is a deficient number, since it is larger than the sum of its proper divisors (5187569).

916365631 is a wasteful number, since it uses less digits than its factorization.

916365631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5273.

The product of its digits is 87480, while the sum is 40.

The square root of 916365631 is about 30271.5316923343. The cubic root of 916365631 is about 971.3064307559.

The spelling of 916365631 in words is "nine hundred sixteen million, three hundred sixty-five thousand, six hundred thirty-one".