74181364 has 12 divisors (see below), whose sum is σ = 132836704. Its totient is φ = 36228024.

The previous prime is 74181347. The next prime is 74181427. The reversal of 74181364 is 46318147.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215472 + ... + 215815.

Almost surely, 2^74181364 is an apocalyptic number.

It is an amenable number.

74181364 is a deficient number, since it is larger than the sum of its proper divisors (58655340).

74181364 is a wasteful number, since it uses less digits than its factorization.

74181364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431334 (or 431332 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 74181364 is about 8612.8603843323. The cubic root of 74181364 is about 420.1763507352.

The spelling of 74181364 in words is "seventy-four million, one hundred eighty-one thousand, three hundred sixty-four".