99955164 has 12 divisors (see below), whose sum is σ = 233228744. Its totient is φ = 33318384.

The previous prime is 99955159. The next prime is 99955169. The reversal of 99955164 is 46155999.

It is an interprime number because it is at equal distance from previous prime (99955159) and next prime (99955169).

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99955169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4164787 + ... + 4164810.

Almost surely, 2^99955164 is an apocalyptic number.

It is an amenable number.

99955164 is an abundant number, since it is smaller than the sum of its proper divisors (133273580).

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

99955164 is a wasteful number, since it uses less digits than its factorization.

99955164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8329604 (or 8329602 counting only the distinct ones).

The product of its digits is 437400, while the sum is 48.

The square root of 99955164 is about 9997.7579486603. The cubic root of 99955164 is about 464.0895028988.

The spelling of 99955164 in words is "ninety-nine million, nine hundred fifty-five thousand, one hundred sixty-four".