99944456 has 16 divisors (see below), whose sum is σ = 187563600. Its totient is φ = 49927504.

The previous prime is 99944447. The next prime is 99944459. The reversal of 99944456 is 65444999.

It is not an unprimeable number, because it can be changed into a prime (99944459) 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, 5111 + ... + 15033.

It is an arithmetic number, because the mean of its divisors is an integer number (11722725).

Almost surely, 2^99944456 is an apocalyptic number.

It is an amenable number.

99944456 is a deficient number, since it is larger than the sum of its proper divisors (87619144).

99944456 is a wasteful number, since it uses less digits than its factorization.

99944456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11188 (or 11184 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 50.

The square root of 99944456 is about 9997.2224142509. Note that the first 3 decimals coincide. The cubic root of 99944456 is about 464.0729299753.

The spelling of 99944456 in words is "ninety-nine million, nine hundred forty-four thousand, four hundred fifty-six".