91096768 has 28 divisors (see below), whose sum is σ = 206595472. Its totient is φ = 39041280.

The previous prime is 91096741. The next prime is 91096799. The reversal of 91096768 is 86769019.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×91096768² = 16597242280091648, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101223 + ... + 102118.

Almost surely, 2^91096768 is an apocalyptic number.

It is an amenable number.

91096768 is an abundant number, since it is smaller than the sum of its proper divisors (115498704).

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

91096768 is a wasteful number, since it uses less digits than its factorization.

91096768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203360 (or 203350 counting only the distinct ones).

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

The square root of 91096768 is about 9544.4626878625. The cubic root of 91096768 is about 449.9535227719.

The spelling of 91096768 in words is "ninety-one million, ninety-six thousand, seven hundred sixty-eight".