74001684 has 24 divisors (see below), whose sum is σ = 172942560. Its totient is φ = 24628384.

The previous prime is 74001677. The next prime is 74001703. The reversal of 74001684 is 48610047.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3682 + ... + 12710.

It is an arithmetic number, because the mean of its divisors is an integer number (7205940).

Almost surely, 2^74001684 is an apocalyptic number.

It is an amenable number.

74001684 is an abundant number, since it is smaller than the sum of its proper divisors (98940876).

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

74001684 is a wasteful number, since it uses less digits than its factorization.

74001684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9719 (or 9717 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 74001684 is about 8602.4231469976. The cubic root of 74001684 is about 419.8368300407.

The spelling of 74001684 in words is "seventy-four million, one thousand, six hundred eighty-four".