74838938 has 16 divisors (see below), whose sum is σ = 115673064. Its totient is φ = 36288000.

The previous prime is 74838931. The next prime is 74838961. The reversal of 74838938 is 83983847.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 69672409 + 5166529 = 8347^2 + 2273^2 .

It is not an unprimeable number, because it can be changed into a prime (74838931) 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, 23438 + ... + 26438.

Almost surely, 2^74838938 is an apocalyptic number.

74838938 is a deficient number, since it is larger than the sum of its proper divisors (40834126).

74838938 is a wasteful number, since it uses less digits than its factorization.

74838938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377.

The product of its digits is 1161216, while the sum is 50.

The square root of 74838938 is about 8650.9501212295. The cubic root of 74838938 is about 421.4142386283.

The spelling of 74838938 in words is "seventy-four million, eight hundred thirty-eight thousand, nine hundred thirty-eight".