99691464 has 32 divisors (see below), whose sum is σ = 249880320. Its totient is φ = 33143616.

The previous prime is 99691457. The next prime is 99691517. The reversal of 99691464 is 46419699.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4297 + ... + 14759.

It is an arithmetic number, because the mean of its divisors is an integer number (7808760).

Almost surely, 2^99691464 is an apocalyptic number.

It is an amenable number.

99691464 is an abundant number, since it is smaller than the sum of its proper divisors (150188856).

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

99691464 is a wasteful number, since it uses less digits than its factorization.

99691464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10869 (or 10865 counting only the distinct ones).

The product of its digits is 419904, while the sum is 48.

The square root of 99691464 is about 9984.5612822998. The cubic root of 99691464 is about 463.6810258188.

The spelling of 99691464 in words is "ninety-nine million, six hundred ninety-one thousand, four hundred sixty-four".