91495956 has 12 divisors (see below), whose sum is σ = 213490592. Its totient is φ = 30498648.

The previous prime is 91495949. The next prime is 91495979. The reversal of 91495956 is 65959419.

It is a tau number, because it is divible by the number of its divisors (12).

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, 3812320 + ... + 3812343.

Almost surely, 2^91495956 is an apocalyptic number.

It is an amenable number.

91495956 is an abundant number, since it is smaller than the sum of its proper divisors (121994636).

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

91495956 is a wasteful number, since it uses less digits than its factorization.

91495956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7624670 (or 7624668 counting only the distinct ones).

The product of its digits is 437400, while the sum is 48.

The square root of 91495956 is about 9565.3518492526. The cubic root of 91495956 is about 450.6098004393.

The spelling of 91495956 in words is "ninety-one million, four hundred ninety-five thousand, nine hundred fifty-six".