74322424 has 32 divisors (see below), whose sum is σ = 152622000. Its totient is φ = 33649920.

The previous prime is 74322397. The next prime is 74322481. The reversal of 74322424 is 42422347.

It is a junction number, because it is equal to n+sod(n) for n = 74322392 and 74322401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22852 + ... + 25900.

Almost surely, 2^74322424 is an apocalyptic number.

It is an amenable number.

74322424 is an abundant number, since it is smaller than the sum of its proper divisors (78299576).

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

74322424 is a wasteful number, since it uses less digits than its factorization.

74322424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343 (or 3339 counting only the distinct ones).

The product of its digits is 10752, while the sum is 28.

The square root of 74322424 is about 8621.0454122455. The cubic root of 74322424 is about 420.4425116864.

The spelling of 74322424 in words is "seventy-four million, three hundred twenty-two thousand, four hundred twenty-four".