22264744 has 16 divisors (see below), whose sum is σ = 41843520. Its totient is φ = 11106480.

The previous prime is 22264741. The next prime is 22264757. The reversal of 22264744 is 44746222.

It is not an unprimeable number, because it can be changed into a prime (22264741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 699 + ... + 6709.

It is an arithmetic number, because the mean of its divisors is an integer number (2615220).

Almost surely, 2^22264744 is an apocalyptic number.

It is an amenable number.

22264744 is a deficient number, since it is larger than the sum of its proper divisors (19578776).

22264744 is a wasteful number, since it uses less digits than its factorization.

22264744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6480 (or 6476 counting only the distinct ones).

The product of its digits is 21504, while the sum is 31.

The square root of 22264744 is about 4718.5531680802. The cubic root of 22264744 is about 281.3234287946.

The spelling of 22264744 in words is "twenty-two million, two hundred sixty-four thousand, seven hundred forty-four".