91322104 has 16 divisors (see below), whose sum is σ = 173397600. Its totient is φ = 45082752.

The previous prime is 91322071. The next prime is 91322111. The reversal of 91322104 is 40122319.

It is a congruent number.

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, 71617 + ... + 72880.

It is an arithmetic number, because the mean of its divisors is an integer number (10837350).

Almost surely, 2^91322104 is an apocalyptic number.

It is an amenable number.

91322104 is a deficient number, since it is larger than the sum of its proper divisors (82075496).

91322104 is a wasteful number, since it uses less digits than its factorization.

91322104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144582 (or 144578 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 91322104 is about 9556.2599378627. The cubic root of 91322104 is about 450.3242173796.

It can be divided in two parts, 9132 and 2104, that added together give a square (11236 = 106²).

The spelling of 91322104 in words is "ninety-one million, three hundred twenty-two thousand, one hundred four".