91760616 has 48 divisors (see below), whose sum is σ = 259328160. Its totient is φ = 29256480.

The previous prime is 91760609. The next prime is 91760689. The reversal of 91760616 is 61606719.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26050 + ... + 29361.

It is an arithmetic number, because the mean of its divisors is an integer number (5402670).

Almost surely, 2^91760616 is an apocalyptic number.

It is an amenable number.

91760616 is an abundant number, since it is smaller than the sum of its proper divisors (167567544).

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

91760616 is a wasteful number, since it uses less digits than its factorization.

91760616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55446 (or 55439 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 91760616 is about 9579.1761649946. The cubic root of 91760616 is about 451.0438581871.

The spelling of 91760616 in words is "ninety-one million, seven hundred sixty thousand, six hundred sixteen".