99622275 has 12 divisors (see below), whose sum is σ = 164708952. Its totient is φ = 53131840.

The previous prime is 99622253. The next prime is 99622277. The reversal of 99622275 is 57222699.

It is not a de Polignac number, because 99622275 - 2⁷ = 99622147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99622277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 664074 + ... + 664223.

It is an arithmetic number, because the mean of its divisors is an integer number (13725746).

Almost surely, 2^99622275 is an apocalyptic number.

99622275 is a deficient number, since it is larger than the sum of its proper divisors (65086677).

99622275 is a wasteful number, since it uses less digits than its factorization.

99622275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328310 (or 1328305 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 99622275 is about 9981.0958817156. The cubic root of 99622275 is about 463.5737312724.

The spelling of 99622275 in words is "ninety-nine million, six hundred twenty-two thousand, two hundred seventy-five".