22252408 has 16 divisors (see below), whose sum is σ = 43537680. Its totient is φ = 10642368.

The previous prime is 22252397. The next prime is 22252409. The reversal of 22252408 is 80425222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22252409) 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 3 ways as a sum of consecutive naturals, for example, 60285 + ... + 60652.

It is an arithmetic number, because the mean of its divisors is an integer number (2721105).

Almost surely, 2^22252408 is an apocalyptic number.

It is an amenable number.

22252408 is a deficient number, since it is larger than the sum of its proper divisors (21285272).

22252408 is a wasteful number, since it uses less digits than its factorization.

22252408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120966 (or 120962 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 22252408 is about 4717.2458066122. The cubic root of 22252408 is about 281.2714625267.

The spelling of 22252408 in words is "twenty-two million, two hundred fifty-two thousand, four hundred eight".