91413882 has 24 divisors (see below), whose sum is σ = 226358496. Its totient is φ = 26118216.

The previous prime is 91413859. The next prime is 91413893. The reversal of 91413882 is 28831419.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 362628 + ... + 362879.

It is an arithmetic number, because the mean of its divisors is an integer number (9431604).

Almost surely, 2^91413882 is an apocalyptic number.

91413882 is an abundant number, since it is smaller than the sum of its proper divisors (134944614).

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

91413882 is a wasteful number, since it uses less digits than its factorization.

91413882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725522 (or 725519 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 91413882 is about 9561.0607152136. The cubic root of 91413882 is about 450.4750243093.

The spelling of 91413882 in words is "ninety-one million, four hundred thirteen thousand, eight hundred eighty-two".