99964164 has 48 divisors (see below), whose sum is σ = 249080832. Its totient is φ = 31127712.

The previous prime is 99964153. The next prime is 99964169. The reversal of 99964164 is 46146999.

It is not an unprimeable number, because it can be changed into a prime (99964169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7657 + ... + 16079.

It is an arithmetic number, because the mean of its divisors is an integer number (5189184).

Almost surely, 2^99964164 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 99964164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124540416).

99964164 is an abundant number, since it is smaller than the sum of its proper divisors (149116668).

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

99964164 is a wasteful number, since it uses less digits than its factorization.

99964164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8496 (or 8494 counting only the distinct ones).

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

The square root of 99964164 is about 9998.2080394439. The cubic root of 99964164 is about 464.1034314110.

It can be divided in two parts, 99964 and 164, that added together give a triangular number (100128 = T₄₄₇).

The spelling of 99964164 in words is "ninety-nine million, nine hundred sixty-four thousand, one hundred sixty-four".