91916376 has 72 divisors (see below), whose sum is σ = 244899180. Its totient is φ = 28744416.

The previous prime is 91916323. The next prime is 91916381. The reversal of 91916376 is 67361919.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 892341 + ... + 892443.

Almost surely, 2^91916376 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 91916376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122449590).

91916376 is an abundant number, since it is smaller than the sum of its proper divisors (152982804).

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

91916376 is a wasteful number, since it uses less digits than its factorization.

91916376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 127 counting only the distinct ones).

The product of its digits is 61236, while the sum is 42.

The square root of 91916376 is about 9587.3028532534. The cubic root of 91916376 is about 451.2989235968.

The spelling of 91916376 in words is "ninety-one million, nine hundred sixteen thousand, three hundred seventy-six".