74394268 has 12 divisors (see below), whose sum is σ = 140204680. Its totient is φ = 34335792.

The previous prime is 74394263. The next prime is 74394301. The reversal of 74394268 is 86249347.

It is a super-2 number, since 2×74394268² = 11069014222511648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74394263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 715278 + ... + 715381.

Almost surely, 2^74394268 is an apocalyptic number.

It is an amenable number.

74394268 is a deficient number, since it is larger than the sum of its proper divisors (65810412).

74394268 is a wasteful number, since it uses less digits than its factorization.

74394268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430676 (or 1430674 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The square root of 74394268 is about 8625.2111858203. The cubic root of 74394268 is about 420.5779420739.

The spelling of 74394268 in words is "seventy-four million, three hundred ninety-four thousand, two hundred sixty-eight".