91232264 has 16 divisors (see below), whose sum is σ = 174700800. Its totient is φ = 44645392.

The previous prime is 91232249. The next prime is 91232291. The reversal of 91232264 is 46223219.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120944 + ... + 121695.

It is an arithmetic number, because the mean of its divisors is an integer number (10918800).

Almost surely, 2^91232264 is an apocalyptic number.

91232264 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

It is an amenable number.

91232264 is a deficient number, since it is larger than the sum of its proper divisors (83468536).

91232264 is a wasteful number, since it uses less digits than its factorization.

91232264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242692 (or 242688 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 91232264 is about 9551.5581974880. The cubic root of 91232264 is about 450.1764970212.

The spelling of 91232264 in words is "ninety-one million, two hundred thirty-two thousand, two hundred sixty-four".