22426774 has 8 divisors (see below), whose sum is σ = 35619048. Its totient is φ = 10553760.

The previous prime is 22426769. The next prime is 22426777. The reversal of 22426774 is 47762422.

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

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 659611 = 22426774 / (2 + 2 + 4 + 2 + 6 + 7 + 7 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22426777) 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, 329772 + ... + 329839.

It is an arithmetic number, because the mean of its divisors is an integer number (4452381).

Almost surely, 2^22426774 is an apocalyptic number.

22426774 is a deficient number, since it is larger than the sum of its proper divisors (13192274).

22426774 is a wasteful number, since it uses less digits than its factorization.

22426774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659630.

The product of its digits is 37632, while the sum is 34.

The square root of 22426774 is about 4735.6915017767. The cubic root of 22426774 is about 282.0042166933.

The spelling of 22426774 in words is "twenty-two million, four hundred twenty-six thousand, seven hundred seventy-four".