22022994 has 32 divisors (see below), whose sum is σ = 50633856. Its totient is φ = 6255360.

The previous prime is 22022981. The next prime is 22022999. The reversal of 22022994 is 49922022.

It is not an unprimeable number, because it can be changed into a prime (22022999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6154 + ... + 9050.

It is an arithmetic number, because the mean of its divisors is an integer number (1582308).

Almost surely, 2^22022994 is an apocalyptic number.

22022994 is an abundant number, since it is smaller than the sum of its proper divisors (28610862).

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

22022994 is a wasteful number, since it uses less digits than its factorization.

22022994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3090.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 22022994 is about 4692.8662883146. The cubic root of 22022994 is about 280.3015204267.

The spelling of 22022994 in words is "twenty-two million, twenty-two thousand, nine hundred ninety-four".