22073412 has 24 divisors (see below), whose sum is σ = 54534816. Its totient is φ = 6924928.

The previous prime is 22073411. The next prime is 22073413. The reversal of 22073412 is 21437022.

It is an interprime number because it is at equal distance from previous prime (22073411) and next prime (22073413).

It is not an unprimeable number, because it can be changed into a prime (22073411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53898 + ... + 54305.

It is an arithmetic number, because the mean of its divisors is an integer number (2272284).

Almost surely, 2^22073412 is an apocalyptic number.

It is an amenable number.

22073412 is an abundant number, since it is smaller than the sum of its proper divisors (32461404).

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

22073412 is a wasteful number, since it uses less digits than its factorization.

22073412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108227 (or 108225 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 22073412 is about 4698.2349877374. The cubic root of 22073412 is about 280.5152587173.

The spelling of 22073412 in words is "twenty-two million, seventy-three thousand, four hundred twelve".