22256774 has 8 divisors (see below), whose sum is σ = 35349048. Its totient is φ = 10473760.

The previous prime is 22256743. The next prime is 22256789. The reversal of 22256774 is 47765222.

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, 327272 + ... + 327339.

It is an arithmetic number, because the mean of its divisors is an integer number (4418631).

Almost surely, 2^22256774 is an apocalyptic number.

22256774 is a deficient number, since it is larger than the sum of its proper divisors (13092274).

22256774 is a wasteful number, since it uses less digits than its factorization.

22256774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654630.

The product of its digits is 47040, while the sum is 35.

The square root of 22256774 is about 4717.7085539486. The cubic root of 22256774 is about 281.2898568042.

The spelling of 22256774 in words is "twenty-two million, two hundred fifty-six thousand, seven hundred seventy-four".