99623337 has 16 divisors (see below), whose sum is σ = 145886400. Its totient is φ = 59969600.

The previous prime is 99623311. The next prime is 99623347. The reversal of 99623337 is 73332699.

It is a cyclic number.

It is not a de Polignac number, because 99623337 - 2⁸ = 99623081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99623347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5214 + ... + 15047.

It is an arithmetic number, because the mean of its divisors is an integer number (9117900).

Almost surely, 2^99623337 is an apocalyptic number.

It is an amenable number.

99623337 is a deficient number, since it is larger than the sum of its proper divisors (46263063).

99623337 is a wasteful number, since it uses less digits than its factorization.

99623337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20424.

The product of its digits is 183708, while the sum is 42.

The square root of 99623337 is about 9981.1490821448. The cubic root of 99623337 is about 463.5753785397.

The spelling of 99623337 in words is "ninety-nine million, six hundred twenty-three thousand, three hundred thirty-seven".