91204396 has 6 divisors (see below), whose sum is σ = 159607700. Its totient is φ = 45602196.

The previous prime is 91204367. The next prime is 91204403. The reversal of 91204396 is 69340219.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11400546 + ... + 11400553.

Almost surely, 2^91204396 is an apocalyptic number.

It is an amenable number.

91204396 is a deficient number, since it is larger than the sum of its proper divisors (68403304).

91204396 is a wasteful number, since it uses less digits than its factorization.

91204396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22801103 (or 22801101 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 91204396 is about 9550.0992664998. The cubic root of 91204396 is about 450.1306550655.

The spelling of 91204396 in words is "ninety-one million, two hundred four thousand, three hundred ninety-six".