22122075 has 24 divisors (see below), whose sum is σ = 36859248. Its totient is φ = 11706880.

The previous prime is 22122053. The next prime is 22122097. The reversal of 22122075 is 57022122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22122053) and next prime (22122097).

It is not a de Polignac number, because 22122075 - 2⁵ = 22122043 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 9199 + ... + 11351.

It is an arithmetic number, because the mean of its divisors is an integer number (1535802).

Almost surely, 2^22122075 is an apocalyptic number.

22122075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22122075 is a deficient number, since it is larger than the sum of its proper divisors (14737173).

22122075 is a wasteful number, since it uses less digits than its factorization.

22122075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303 (or 2298 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 22122075 is about 4703.4109962877. The cubic root of 22122075 is about 280.7212485428.

Adding to 22122075 its reverse (57022122), we get a palindrome (79144197).

The spelling of 22122075 in words is "twenty-two million, one hundred twenty-two thousand, seventy-five".