22148422 has 16 divisors (see below), whose sum is σ = 34295760. Its totient is φ = 10719648.

The previous prime is 22148417. The next prime is 22148447. The reversal of 22148422 is 22484122.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 16293 + ... + 17599.

It is an arithmetic number, because the mean of its divisors is an integer number (2143485).

Almost surely, 2^22148422 is an apocalyptic number.

22148422 is a deficient number, since it is larger than the sum of its proper divisors (12147338).

22148422 is a wasteful number, since it uses less digits than its factorization.

22148422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575.

The product of its digits is 2048, while the sum is 25.

The square root of 22148422 is about 4706.2110024945. The cubic root of 22148422 is about 280.8326490096.

The spelling of 22148422 in words is "twenty-two million, one hundred forty-eight thousand, four hundred twenty-two".