99849664 has 28 divisors (see below), whose sum is σ = 200537064. Its totient is φ = 49320704.

The previous prime is 99849661. The next prime is 99849683. The reversal of 99849664 is 46694899.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99849661) 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, 4087 + ... + 14710.

It is an arithmetic number, because the mean of its divisors is an integer number (7162038).

Almost surely, 2^99849664 is an apocalyptic number.

It is an amenable number.

99849664 is an abundant number, since it is smaller than the sum of its proper divisors (100687400).

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

99849664 is a wasteful number, since it uses less digits than its factorization.

99849664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18892 (or 18882 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 55.

The square root of 99849664 is about 9992.4803727603. The cubic root of 99849664 is about 463.9261674040.

The spelling of 99849664 in words is "ninety-nine million, eight hundred forty-nine thousand, six hundred sixty-four".