22444396 has 24 divisors (see below), whose sum is σ = 44527280. Its totient is φ = 9813312.

The previous prime is 22444393. The next prime is 22444423. The reversal of 22444396 is 69344422.

It is not an unprimeable number, because it can be changed into a prime (22444391) 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, 10371 + ... + 12346.

Almost surely, 2^22444396 is an apocalyptic number.

22444396 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22444396 is a deficient number, since it is larger than the sum of its proper divisors (22082884).

22444396 is a wasteful number, since it uses less digits than its factorization.

22444396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22753 (or 22751 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The square root of 22444396 is about 4737.5516883724. The cubic root of 22444396 is about 282.0780596406.

The spelling of 22444396 in words is "twenty-two million, four hundred forty-four thousand, three hundred ninety-six".