91716504 has 32 divisors (see below), whose sum is σ = 250136640. Its totient is φ = 27792800.

The previous prime is 91716497. The next prime is 91716529. The reversal of 91716504 is 40561719.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173442 + ... + 173969.

It is an arithmetic number, because the mean of its divisors is an integer number (7816770).

Almost surely, 2^91716504 is an apocalyptic number.

It is an amenable number.

91716504 is an abundant number, since it is smaller than the sum of its proper divisors (158420136).

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

91716504 is a wasteful number, since it uses less digits than its factorization.

91716504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347431 (or 347427 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 91716504 is about 9576.8733937544. The cubic root of 91716504 is about 450.9715699635.

The spelling of 91716504 in words is "ninety-one million, seven hundred sixteen thousand, five hundred four".