91330096 has 80 divisors (see below), whose sum is σ = 209986560. Its totient is φ = 37935360.

The previous prime is 91330067. The next prime is 91330111. The reversal of 91330096 is 69003319.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 409441 + ... + 409663.

It is an arithmetic number, because the mean of its divisors is an integer number (2624832).

Almost surely, 2^91330096 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 91330096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104993280).

91330096 is an abundant number, since it is smaller than the sum of its proper divisors (118656464).

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

91330096 is a wasteful number, since it uses less digits than its factorization.

91330096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 31.

The square root of 91330096 is about 9556.6780839369. The cubic root of 91330096 is about 450.3373536157.

The spelling of 91330096 in words is "ninety-one million, three hundred thirty thousand, ninety-six".