74584228 has 12 divisors (see below), whose sum is σ = 130811212. Its totient is φ = 37209600.

The previous prime is 74584187. The next prime is 74584229. The reversal of 74584228 is 82248547.

74584228 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 68591524 + 5992704 = 8282^2 + 2448^2 .

74584228 is strictly pandigital in base 9.

It is not an unprimeable number, because it can be changed into a prime (74584229) 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, 18573 + ... + 22228.

Almost surely, 2^74584228 is an apocalyptic number.

It is an amenable number.

74584228 is a deficient number, since it is larger than the sum of its proper divisors (56226984).

74584228 is a wasteful number, since it uses less digits than its factorization.

74584228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41262 (or 41260 counting only the distinct ones).

The product of its digits is 143360, while the sum is 40.

The square root of 74584228 is about 8636.2160695527. The cubic root of 74584228 is about 420.9356088858.

The spelling of 74584228 in words is "seventy-four million, five hundred eighty-four thousand, two hundred twenty-eight".