74350384 has 80 divisors (see below), whose sum is σ = 160302240. Its totient is φ = 33259520.

The previous prime is 74350349. The next prime is 74350411. The reversal of 74350384 is 48305347.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657912 + ... + 658024.

It is an arithmetic number, because the mean of its divisors is an integer number (2003778).

Almost surely, 2^74350384 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 74350384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80151120).

74350384 is an abundant number, since it is smaller than the sum of its proper divisors (85951856).

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

74350384 is a wasteful number, since it uses less digits than its factorization.

74350384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 74350384 is about 8622.6668728416. Note that the first 3 decimals coincide. The cubic root of 74350384 is about 420.4952283864.

The spelling of 74350384 in words is "seventy-four million, three hundred fifty thousand, three hundred eighty-four".