74684450 has 48 divisors (see below), whose sum is σ = 146615616. Its totient is φ = 28248000.

The previous prime is 74684447. The next prime is 74684527. The reversal of 74684450 is 5448647.

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 23 ways as a sum of consecutive naturals, for example, 115829 + ... + 116471.

It is an arithmetic number, because the mean of its divisors is an integer number (3054492).

Almost surely, 2^74684450 is an apocalyptic number.

74684450 is a deficient number, since it is larger than the sum of its proper divisors (71931166).

74684450 is a wasteful number, since it uses less digits than its factorization.

74684450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 74684450 is about 8642.0165470797. The cubic root of 74684450 is about 421.1240675258.

The spelling of 74684450 in words is "seventy-four million, six hundred eighty-four thousand, four hundred fifty".