91703968 has 12 divisors (see below), whose sum is σ = 180542250. Its totient is φ = 45851968.

The previous prime is 91703957. The next prime is 91703971. The reversal of 91703968 is 86930719.

It can be written as a sum of positive squares in only one way, i.e., 69689104 + 22014864 = 8348^2 + 4692^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1432843 + ... + 1432906.

Almost surely, 2^91703968 is an apocalyptic number.

It is an amenable number.

91703968 is a deficient number, since it is larger than the sum of its proper divisors (88838282).

91703968 is a wasteful number, since it uses less digits than its factorization.

91703968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865759 (or 2865751 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 91703968 is about 9576.2188780332. The cubic root of 91703968 is about 450.9510224541.

The spelling of 91703968 in words is "ninety-one million, seven hundred three thousand, nine hundred sixty-eight".