22739374 has 8 divisors (see below), whose sum is σ = 38981808. Its totient is φ = 9745440.

The previous prime is 22739351. The next prime is 22739407. The reversal of 22739374 is 47393722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 812107 + ... + 812134.

It is an arithmetic number, because the mean of its divisors is an integer number (4872726).

Almost surely, 2^22739374 is an apocalyptic number.

22739374 is a deficient number, since it is larger than the sum of its proper divisors (16242434).

22739374 is a wasteful number, since it uses less digits than its factorization.

22739374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624250.

The product of its digits is 63504, while the sum is 37.

The square root of 22739374 is about 4768.5819695167. The cubic root of 22739374 is about 283.3084327213.

It can be divided in two parts, 227 and 39374, that added together give a square (39601 = 199²).

The spelling of 22739374 in words is "twenty-two million, seven hundred thirty-nine thousand, three hundred seventy-four".