22024992 has 48 divisors (see below), whose sum is σ = 63074592. Its totient is φ = 6673920.

The previous prime is 22024931. The next prime is 22024993. The reversal of 22024992 is 29942022.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (22024993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9373 + ... + 11484.

It is an arithmetic number, because the mean of its divisors is an integer number (1314054).

Almost surely, 2^22024992 is an apocalyptic number.

22024992 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22024992 is an abundant number, since it is smaller than the sum of its proper divisors (41049600).

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

22024992 is a wasteful number, since it uses less digits than its factorization.

22024992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20881 (or 20873 counting only the distinct ones).

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

The square root of 22024992 is about 4693.0791597841. The cubic root of 22024992 is about 280.3099968022.

The spelling of 22024992 in words is "twenty-two million, twenty-four thousand, nine hundred ninety-two".