39874539 has 8 divisors (see below), whose sum is σ = 53839360. Its totient is φ = 26246376.

The previous prime is 39874529. The next prime is 39874561. The reversal of 39874539 is 93547893.

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

It is not a de Polignac number, because 39874539 - 2⁷ = 39874411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39874519) 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, 83887 + ... + 84360.

It is an arithmetic number, because the mean of its divisors is an integer number (6729920).

Almost surely, 2^39874539 is an apocalyptic number.

39874539 is a deficient number, since it is larger than the sum of its proper divisors (13964821).

39874539 is a wasteful number, since it uses less digits than its factorization.

39874539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168329.

The product of its digits is 816480, while the sum is 48.

The square root of 39874539 is about 6314.6289677225. The cubic root of 39874539 is about 341.6372560314.

The spelling of 39874539 in words is "thirty-nine million, eight hundred seventy-four thousand, five hundred thirty-nine".