74328748 has 12 divisors (see below), whose sum is σ = 140081200. Its totient is φ = 34305552.

The previous prime is 74328733. The next prime is 74328757. The reversal of 74328748 is 84782347.

It is a super-3 number, since 3×74328748³ (a number of 25 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 714648 + ... + 714751.

Almost surely, 2^74328748 is an apocalyptic number.

It is an amenable number.

74328748 is a deficient number, since it is larger than the sum of its proper divisors (65752452).

74328748 is a wasteful number, since it uses less digits than its factorization.

74328748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429416 (or 1429414 counting only the distinct ones).

The product of its digits is 301056, while the sum is 43.

The square root of 74328748 is about 8621.4121813077. The cubic root of 74328748 is about 420.4544363200.

It can be divided in two parts, 74328 and 748, that added together give a square (75076 = 274²).

The spelling of 74328748 in words is "seventy-four million, three hundred twenty-eight thousand, seven hundred forty-eight".