22449910 has 16 divisors (see below), whose sum is σ = 46182816. Its totient is φ = 7697088.

The previous prime is 22449907. The next prime is 22449961. The reversal of 22449910 is 1994422.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160287 + ... + 160426.

It is an arithmetic number, because the mean of its divisors is an integer number (2886426).

Almost surely, 2^22449910 is an apocalyptic number.

22449910 is an abundant number, since it is smaller than the sum of its proper divisors (23732906).

22449910 is a wasteful number, since it uses less digits than its factorization.

22449910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320727.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 22449910 is about 4738.1335987918. The cubic root of 22449910 is about 282.1011574786.

The spelling of 22449910 in words is "twenty-two million, four hundred forty-nine thousand, nine hundred ten".