74422492 has 6 divisors (see below), whose sum is σ = 130239368. Its totient is φ = 37211244.

The previous prime is 74422489. The next prime is 74422499. The reversal of 74422492 is 29422447.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74422499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9302808 + ... + 9302815.

Almost surely, 2^74422492 is an apocalyptic number.

It is an amenable number.

74422492 is a deficient number, since it is larger than the sum of its proper divisors (55816876).

74422492 is a wasteful number, since it uses less digits than its factorization.

74422492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18605627 (or 18605625 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 74422492 is about 8626.8471645208. The cubic root of 74422492 is about 420.6311222060.

The spelling of 74422492 in words is "seventy-four million, four hundred twenty-two thousand, four hundred ninety-two".