91504914 has 48 divisors (see below), whose sum is σ = 196548768. Its totient is φ = 28392448.

The previous prime is 91504909. The next prime is 91504921. The reversal of 91504914 is 41940519.

It is a super-2 number, since 2×91504914² = 16746298572294792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 195709 + ... + 196175.

It is an arithmetic number, because the mean of its divisors is an integer number (4094766).

Almost surely, 2^91504914 is an apocalyptic number.

91504914 is an abundant number, since it is smaller than the sum of its proper divisors (105043854).

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

91504914 is a wasteful number, since it uses less digits than its factorization.

91504914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 91504914 is about 9565.8200903007. The cubic root of 91504914 is about 450.6245057554.

The spelling of 91504914 in words is "ninety-one million, five hundred four thousand, nine hundred fourteen".