22743412 has 24 divisors (see below), whose sum is σ = 41731200. Its totient is φ = 10825056.

The previous prime is 22743407. The next prime is 22743443. The reversal of 22743412 is 21434722.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24289 + ... + 25207.

It is an arithmetic number, because the mean of its divisors is an integer number (1738800).

Almost surely, 2^22743412 is an apocalyptic number.

It is an amenable number.

22743412 is a deficient number, since it is larger than the sum of its proper divisors (18987788).

22743412 is a wasteful number, since it uses less digits than its factorization.

22743412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215 (or 1213 counting only the distinct ones).

The product of its digits is 2688, while the sum is 25.

The square root of 22743412 is about 4769.0053470299. The cubic root of 22743412 is about 283.3252014583.

The spelling of 22743412 in words is "twenty-two million, seven hundred forty-three thousand, four hundred twelve".