74065938 has 16 divisors (see below), whose sum is σ = 148296096. Its totient is φ = 24661280.

The previous prime is 74065931. The next prime is 74065951. The reversal of 74065938 is 83956047.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 74065938.

It is not an unprimeable number, because it can be changed into a prime (74065931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531 + ... + 12182.

It is an arithmetic number, because the mean of its divisors is an integer number (9268506).

Almost surely, 2^74065938 is an apocalyptic number.

74065938 is an abundant number, since it is smaller than the sum of its proper divisors (74230158).

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

74065938 is a wasteful number, since it uses less digits than its factorization.

74065938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13689.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 74065938 is about 8606.1569820681. The cubic root of 74065938 is about 419.9583065188.

The spelling of 74065938 in words is "seventy-four million, sixty-five thousand, nine hundred thirty-eight".