74739538 has 8 divisors (see below), whose sum is σ = 112198140. Its totient is φ = 37340160.

The previous prime is 74739527. The next prime is 74739551. The reversal of 74739538 is 83593747.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 55756089 + 18983449 = 7467^2 + 4357^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11503 + ... + 16786.

Almost surely, 2^74739538 is an apocalyptic number.

74739538 is a deficient number, since it is larger than the sum of its proper divisors (37458602).

74739538 is a wasteful number, since it uses less digits than its factorization.

74739538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29612.

The product of its digits is 635040, while the sum is 46.

The square root of 74739538 is about 8645.2031786419. The cubic root of 74739538 is about 421.2275838583.

The spelling of 74739538 in words is "seventy-four million, seven hundred thirty-nine thousand, five hundred thirty-eight".