22797274 has 4 divisors (see below), whose sum is σ = 34195914. Its totient is φ = 11398636.

The previous prime is 22797263. The next prime is 22797287. The reversal of 22797274 is 47279722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17766225 + 5031049 = 4215^2 + 2243^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5699317 + ... + 5699320.

Almost surely, 2^22797274 is an apocalyptic number.

22797274 is a deficient number, since it is larger than the sum of its proper divisors (11398640).

22797274 is a wasteful number, since it uses less digits than its factorization.

22797274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11398639.

The product of its digits is 98784, while the sum is 40.

The square root of 22797274 is about 4774.6490970541. The cubic root of 22797274 is about 283.5486864097.

The spelling of 22797274 in words is "twenty-two million, seven hundred ninety-seven thousand, two hundred seventy-four".