91960768 has 28 divisors (see below), whose sum is σ = 183227472. Its totient is φ = 45793280.

The previous prime is 91960751. The next prime is 91960823. The reversal of 91960768 is 86706919.

It is a super-3 number, since 3×91960768³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

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, 13653 + ... + 19243.

Almost surely, 2^91960768 is an apocalyptic number.

It is an amenable number.

91960768 is a deficient number, since it is larger than the sum of its proper divisors (91266704).

91960768 is a wasteful number, since it uses less digits than its factorization.

91960768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5860 (or 5850 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 91960768 is about 9589.6177191794. The cubic root of 91960768 is about 451.3715651228.

The spelling of 91960768 in words is "ninety-one million, nine hundred sixty thousand, seven hundred sixty-eight".