91882922 has 4 divisors (see below), whose sum is σ = 137824386. Its totient is φ = 45941460.

The previous prime is 91882823. The next prime is 91882949. The reversal of 91882922 is 22928819.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 67092481 + 24790441 = 8191^2 + 4979^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 91882922.

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 as a sum of consecutive naturals, namely, 22970729 + ... + 22970732.

Almost surely, 2^91882922 is an apocalyptic number.

91882922 is a deficient number, since it is larger than the sum of its proper divisors (45941464).

91882922 is a wasteful number, since it uses less digits than its factorization.

91882922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45941463.

The product of its digits is 41472, while the sum is 41.

The square root of 91882922 is about 9585.5579910613. The cubic root of 91882922 is about 451.2441651780.

The spelling of 91882922 in words is "ninety-one million, eight hundred eighty-two thousand, nine hundred twenty-two".