22449066 has 16 divisors (see below), whose sum is σ = 45007488. Its totient is φ = 7464800.

The previous prime is 22449041. The next prime is 22449071. The reversal of 22449066 is 66094422.

It is a happy 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, 1755 + ... + 6926.

It is an arithmetic number, because the mean of its divisors is an integer number (2812968).

Almost surely, 2^22449066 is an apocalyptic number.

22449066 is an abundant number, since it is smaller than the sum of its proper divisors (22558422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22449066 is a wasteful number, since it uses less digits than its factorization.

22449066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9117.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 22449066 is about 4738.0445333492. The cubic root of 22449066 is about 282.0976222549.

The spelling of 22449066 in words is "twenty-two million, four hundred forty-nine thousand, sixty-six".