91952764 has 6 divisors (see below), whose sum is σ = 160917344. Its totient is φ = 45976380.

The previous prime is 91952759. The next prime is 91952797. The reversal of 91952764 is 46725919.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 91952764.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11494092 + ... + 11494099.

Almost surely, 2^91952764 is an apocalyptic number.

It is an amenable number.

91952764 is a deficient number, since it is larger than the sum of its proper divisors (68964580).

91952764 is a wasteful number, since it uses less digits than its factorization.

91952764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22988195 (or 22988193 counting only the distinct ones).

The product of its digits is 136080, while the sum is 43.

The square root of 91952764 is about 9589.2003837651. The cubic root of 91952764 is about 451.3584693832.

The spelling of 91952764 in words is "ninety-one million, nine hundred fifty-two thousand, seven hundred sixty-four".