91696603 has 12 divisors (see below), whose sum is σ = 98206680. Its totient is φ = 85380480.

The previous prime is 91696567. The next prime is 91696621. The reversal of 91696603 is 30669619.

It is a happy number.

It is not a de Polignac number, because 91696603 - 2⁹ = 91696091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91696673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70051 + ... + 71347.

It is an arithmetic number, because the mean of its divisors is an integer number (8183890).

Almost surely, 2^91696603 is an apocalyptic number.

91696603 is a deficient number, since it is larger than the sum of its proper divisors (6510077).

91696603 is a wasteful number, since it uses less digits than its factorization.

91696603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438 (or 1377 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 91696603 is about 9575.8343239636. The cubic root of 91696603 is about 450.9389497551.

The spelling of 91696603 in words is "ninety-one million, six hundred ninety-six thousand, six hundred three".