22494666 has 8 divisors (see below), whose sum is σ = 44989344. Its totient is φ = 7498220.

The previous prime is 22494649. The next prime is 22494673. The reversal of 22494666 is 66649422.

It is a sphenic number, since it is the product of 3 distinct primes.

22494666 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1874550 + ... + 1874561.

It is an arithmetic number, because the mean of its divisors is an integer number (5623668).

Almost surely, 2^22494666 is an apocalyptic number.

22494666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22494666 is a wasteful number, since it uses less digits than its factorization.

22494666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3749116.

The product of its digits is 124416, while the sum is 39.

The square root of 22494666 is about 4742.8542039578. The cubic root of 22494666 is about 282.2884980737.

The spelling of 22494666 in words is "twenty-two million, four hundred ninety-four thousand, six hundred sixty-six".