99043612 has 18 divisors (see below), whose sum is σ = 181193768. Its totient is φ = 47367672.

The previous prime is 99043603. The next prime is 99043631. The reversal of 99043612 is 21634099.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21288 + ... + 25519.

Almost surely, 2^99043612 is an apocalyptic number.

99043612 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

99043612 is a deficient number, since it is larger than the sum of its proper divisors (82150156).

99043612 is a wasteful number, since it uses less digits than its factorization.

99043612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46857 (or 46832 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 99043612 is about 9952.0657152171. The cubic root of 99043612 is about 462.6744208943.

The spelling of 99043612 in words is "ninety-nine million, forty-three thousand, six hundred twelve".