74328650 has 48 divisors (see below), whose sum is σ = 151999200. Its totient is φ = 26817600.

The previous prime is 74328637. The next prime is 74328659. The reversal of 74328650 is 5682347.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 74328650.

It is not an unprimeable number, because it can be changed into a prime (74328659) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81497 + ... + 82403.

It is an arithmetic number, because the mean of its divisors is an integer number (3166650).

Almost surely, 2^74328650 is an apocalyptic number.

74328650 is an abundant number, since it is smaller than the sum of its proper divisors (77670550).

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

74328650 is a wasteful number, since it uses less digits than its factorization.

74328650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079 (or 1074 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 74328650 is about 8621.4064977821. The cubic root of 74328650 is about 420.4542515349.

The spelling of 74328650 in words is "seventy-four million, three hundred twenty-eight thousand, six hundred fifty".