99403164 has 108 divisors (see below), whose sum is σ = 300389544. Its totient is φ = 27615168.

The previous prime is 99403123. The next prime is 99403177. The reversal of 99403164 is 46130499.

99403164 is a `hidden beast` number, since 99 + 403 + 164 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 64507 + ... + 66029.

Almost surely, 2^99403164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99403164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150194772).

99403164 is an abundant number, since it is smaller than the sum of its proper divisors (200986380).

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

99403164 is a wasteful number, since it uses less digits than its factorization.

99403164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584 (or 1572 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 99403164 is about 9970.1135399754. The cubic root of 99403164 is about 463.2336177020.

The spelling of 99403164 in words is "ninety-nine million, four hundred three thousand, one hundred sixty-four".