74304612 has 72 divisors (see below), whose sum is σ = 196472640. Its totient is φ = 23647680.

The previous prime is 74304599. The next prime is 74304647. The reversal of 74304612 is 21640347.

74304612 is a `hidden beast` number, since 7 + 43 + 0 + 4 + 612 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107187 + ... + 107877.

Almost surely, 2^74304612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74304612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98236320).

74304612 is an abundant number, since it is smaller than the sum of its proper divisors (122168028).

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

74304612 is a wasteful number, since it uses less digits than its factorization.

74304612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833 (or 828 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 74304612 is about 8620.0122969750. The cubic root of 74304612 is about 420.4089214635.

Adding to 74304612 its reverse (21640347), we get a palindrome (95944959).

The spelling of 74304612 in words is "seventy-four million, three hundred four thousand, six hundred twelve".