99420164 has 24 divisors (see below), whose sum is σ = 177202368. Its totient is φ = 48797280.

The previous prime is 99420151. The next prime is 99420173. The reversal of 99420164 is 46102499.

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, 79754 + ... + 80990.

It is an arithmetic number, because the mean of its divisors is an integer number (7383432).

Almost surely, 2^99420164 is an apocalyptic number.

It is an amenable number.

99420164 is a deficient number, since it is larger than the sum of its proper divisors (77782204).

99420164 is a wasteful number, since it uses less digits than its factorization.

99420164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595 (or 1593 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 99420164 is about 9970.9660514917. The cubic root of 99420164 is about 463.2600237113.

The spelling of 99420164 in words is "ninety-nine million, four hundred twenty thousand, one hundred sixty-four".