22738374 has 16 divisors (see below), whose sum is σ = 50529840. Its totient is φ = 7579440.

The previous prime is 22738369. The next prime is 22738439. The reversal of 22738374 is 47383722.

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, 210487 + ... + 210594.

It is an arithmetic number, because the mean of its divisors is an integer number (3158115).

Almost surely, 2^22738374 is an apocalyptic number.

22738374 is an abundant number, since it is smaller than the sum of its proper divisors (27791466).

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

22738374 is a wasteful number, since it uses less digits than its factorization.

22738374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421092 (or 421086 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 22738374 is about 4768.4771153902. The cubic root of 22738374 is about 283.3042796814.

The spelling of 22738374 in words is "twenty-two million, seven hundred thirty-eight thousand, three hundred seventy-four".