22456412 has 24 divisors (see below), whose sum is σ = 43787520. Its totient is φ = 9989360.

The previous prime is 22456351. The next prime is 22456417. The reversal of 22456412 is 21465422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22456417) 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, 3362 + ... + 7497.

It is an arithmetic number, because the mean of its divisors is an integer number (1824480).

Almost surely, 2^22456412 is an apocalyptic number.

22456412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22456412 is a deficient number, since it is larger than the sum of its proper divisors (21331108).

22456412 is a wasteful number, since it uses less digits than its factorization.

22456412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10921 (or 10919 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 22456412 is about 4738.8196842674. The cubic root of 22456412 is about 282.1283891346.

The spelling of 22456412 in words is "twenty-two million, four hundred fifty-six thousand, four hundred twelve".