99591160 has 32 divisors (see below), whose sum is σ = 235875600. Its totient is φ = 37739520.

The previous prime is 99591143. The next prime is 99591169. The reversal of 99591160 is 6119599.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99591169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64761 + ... + 66280.

Almost surely, 2^99591160 is an apocalyptic number.

It is an amenable number.

99591160 is an abundant number, since it is smaller than the sum of its proper divisors (136284440).

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

99591160 is a wasteful number, since it uses less digits than its factorization.

99591160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131071 (or 131067 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 40.

The square root of 99591160 is about 9979.5370634113. The cubic root of 99591160 is about 463.5254636247.

The spelling of 99591160 in words is "ninety-nine million, five hundred ninety-one thousand, one hundred sixty".