23444394 has 16 divisors (see below), whose sum is σ = 49647168. Its totient is φ = 7355072.

The previous prime is 23444381. The next prime is 23444419. The reversal of 23444394 is 49344432.

It is a happy number.

It is a super-2 number, since 2×23444394² = 1099279220054472, which contains 22 as substring.

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, 114822 + ... + 115025.

It is an arithmetic number, because the mean of its divisors is an integer number (3102948).

Almost surely, 2^23444394 is an apocalyptic number.

23444394 is an abundant number, since it is smaller than the sum of its proper divisors (26202774).

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

23444394 is a wasteful number, since it uses less digits than its factorization.

23444394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229869.

The product of its digits is 41472, while the sum is 33.

The square root of 23444394 is about 4841.9411396670. The cubic root of 23444394 is about 286.2066171231.

The spelling of 23444394 in words is "twenty-three million, four hundred forty-four thousand, three hundred ninety-four".