22174974 has 12 divisors (see below), whose sum is σ = 48045816. Its totient is φ = 7391652.

The previous prime is 22174963. The next prime is 22174979. The reversal of 22174974 is 47947122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22174979) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 615954 + ... + 615989.

It is an arithmetic number, because the mean of its divisors is an integer number (4003818).

Almost surely, 2^22174974 is an apocalyptic number.

22174974 is an abundant number, since it is smaller than the sum of its proper divisors (25870842).

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

22174974 is a wasteful number, since it uses less digits than its factorization.

22174974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231951 (or 1231948 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 22174974 is about 4709.0311105364. The cubic root of 22174974 is about 280.9448269146.

The spelling of 22174974 in words is "twenty-two million, one hundred seventy-four thousand, nine hundred seventy-four".