74422224 has 30 divisors (see below), whose sum is σ = 208279266. Its totient is φ = 24807360.

The previous prime is 74422217. The next prime is 74422237. The reversal of 74422224 is 42222447.

It can be written as a sum of positive squares in only one way, i.e., 67765824 + 6656400 = 8232^2 + 2580^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 258267 + ... + 258554.

Almost surely, 2^74422224 is an apocalyptic number.

It is an amenable number.

74422224 is an abundant number, since it is smaller than the sum of its proper divisors (133857042).

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

74422224 is a wasteful number, since it uses less digits than its factorization.

74422224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516835 (or 516826 counting only the distinct ones).

The product of its digits is 7168, while the sum is 27.

The square root of 74422224 is about 8626.8316316015. The cubic root of 74422224 is about 420.6306172992.

The spelling of 74422224 in words is "seventy-four million, four hundred twenty-two thousand, two hundred twenty-four".