91122332 has 24 divisors (see below), whose sum is σ = 186485376. Its totient is φ = 38143728.

The previous prime is 91122319. The next prime is 91122391. The reversal of 91122332 is 23322119.

It is a junction number, because it is equal to n+sod(n) for n = 91122298 and 91122307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36638 + ... + 39045.

It is an arithmetic number, because the mean of its divisors is an integer number (7770224).

Almost surely, 2^91122332 is an apocalyptic number.

It is an amenable number.

91122332 is an abundant number, since it is smaller than the sum of its proper divisors (95363044).

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

91122332 is a wasteful number, since it uses less digits than its factorization.

91122332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75737 (or 75735 counting only the distinct ones).

The product of its digits is 648, while the sum is 23.

The square root of 91122332 is about 9545.8017997442. The cubic root of 91122332 is about 449.9956081876.

The spelling of 91122332 in words is "ninety-one million, one hundred twenty-two thousand, three hundred thirty-two".