91327332 has 24 divisors (see below), whose sum is σ = 225632736. Its totient is φ = 28651648.

The previous prime is 91327289. The next prime is 91327361. The reversal of 91327332 is 23372319.

91327332 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

91327332 is strictly pandigital in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 91327332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223638 + ... + 224045.

It is an arithmetic number, because the mean of its divisors is an integer number (9401364).

Almost surely, 2^91327332 is an apocalyptic number.

It is an amenable number.

91327332 is an abundant number, since it is smaller than the sum of its proper divisors (134305404).

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

91327332 is a wasteful number, since it uses less digits than its factorization.

91327332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447707 (or 447705 counting only the distinct ones).

The product of its digits is 6804, while the sum is 30.

The square root of 91327332 is about 9556.5334719238. The cubic root of 91327332 is about 450.3328105897.

The spelling of 91327332 in words is "ninety-one million, three hundred twenty-seven thousand, three hundred thirty-two".