99944099 has 4 divisors (see below), whose sum is σ = 100878264. Its totient is φ = 99009936.

The previous prime is 99944087. The next prime is 99944107. The reversal of 99944099 is 99044999.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99944099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99944099.

It is not an unprimeable number, because it can be changed into a prime (99944069) 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, 466922 + ... + 467135.

It is an arithmetic number, because the mean of its divisors is an integer number (25219566).

Almost surely, 2^99944099 is an apocalyptic number.

99944099 is a deficient number, since it is larger than the sum of its proper divisors (934165).

99944099 is a wasteful number, since it uses less digits than its factorization.

99944099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934164.

The product of its (nonzero) digits is 944784, while the sum is 53.

The square root of 99944099 is about 9997.2045592756. The cubic root of 99944099 is about 464.0723774209.

The spelling of 99944099 in words is "ninety-nine million, nine hundred forty-four thousand, ninety-nine".