22500994 has 8 divisors (see below), whose sum is σ = 33825168. Its totient is φ = 11225940.

The previous prime is 22500967. The next prime is 22501019. The reversal of 22500994 is 49900522.

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

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, 11112 + ... + 12979.

It is an arithmetic number, because the mean of its divisors is an integer number (4228146).

Almost surely, 2^22500994 is an apocalyptic number.

22500994 is a deficient number, since it is larger than the sum of its proper divisors (11324174).

22500994 is a wasteful number, since it uses less digits than its factorization.

22500994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24560.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 22500994 is about 4743.5212658952. The cubic root of 22500994 is about 282.3149658911.

The spelling of 22500994 in words is "twenty-two million, five hundred thousand, nine hundred ninety-four".