99222375 has 32 divisors (see below), whose sum is σ = 188697600. Its totient is φ = 45357600.

The previous prime is 99222359. The next prime is 99222379. The reversal of 99222375 is 57322299.

It is not a de Polignac number, because 99222375 - 2⁴ = 99222359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99222379) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16275 + ... + 21524.

It is an arithmetic number, because the mean of its divisors is an integer number (5896800).

Almost surely, 2^99222375 is an apocalyptic number.

99222375 is a deficient number, since it is larger than the sum of its proper divisors (89475225).

99222375 is a wasteful number, since it uses less digits than its factorization.

99222375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37824 (or 37814 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 99222375 is about 9961.0428670898. The cubic root of 99222375 is about 462.9526126772.

The spelling of 99222375 in words is "ninety-nine million, two hundred twenty-two thousand, three hundred seventy-five".