22450666 has 16 divisors (see below), whose sum is σ = 40512960. Its totient is φ = 9115200.

The previous prime is 22450663. The next prime is 22450709. The reversal of 22450666 is 66605422.

It is not an unprimeable number, because it can be changed into a prime (22450661) 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 7 ways as a sum of consecutive naturals, for example, 41935 + ... + 42466.

It is an arithmetic number, because the mean of its divisors is an integer number (2532060).

Almost surely, 2^22450666 is an apocalyptic number.

22450666 is a deficient number, since it is larger than the sum of its proper divisors (18062294).

22450666 is a wasteful number, since it uses less digits than its factorization.

22450666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84429.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 22450666 is about 4738.2133763688. The cubic root of 22450666 is about 282.1043240255.

The spelling of 22450666 in words is "twenty-two million, four hundred fifty thousand, six hundred sixty-six".