99372107 has 6 divisors (see below), whose sum is σ = 101088468. Its totient is φ = 97684412.

The previous prime is 99372103. The next prime is 99372127. The reversal of 99372107 is 70127399.

It is not a de Polignac number, because 99372107 - 2² = 99372103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99372103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10793 + ... + 17754.

It is an arithmetic number, because the mean of its divisors is an integer number (16848078).

Almost surely, 2^99372107 is an apocalyptic number.

99372107 is a deficient number, since it is larger than the sum of its proper divisors (1716361).

99372107 is an equidigital number, since it uses as much as digits as its factorization.

99372107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28665 (or 28606 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 99372107 is about 9968.5559134711. Note that the first 3 decimals coincide. The cubic root of 99372107 is about 463.1853692545.

The spelling of 99372107 in words is "ninety-nine million, three hundred seventy-two thousand, one hundred seven".