91616112 has 120 divisors (see below), whose sum is σ = 296362976. Its totient is φ = 25878528.

The previous prime is 91616093. The next prime is 91616137. The reversal of 91616112 is 21161619.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97308 + ... + 98244.

Almost surely, 2^91616112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 91616112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148181488).

91616112 is an abundant number, since it is smaller than the sum of its proper divisors (204746864).

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

91616112 is a wasteful number, since it uses less digits than its factorization.

91616112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055 (or 1046 counting only the distinct ones).

The product of its digits is 648, while the sum is 27.

The square root of 91616112 is about 9571.6305820900. The cubic root of 91616112 is about 450.8069668487.

The spelling of 91616112 in words is "ninety-one million, six hundred sixteen thousand, one hundred twelve".