3739038685 has 8 divisors (see below), whose sum is σ = 4531271256. Its totient is φ = 2961614400.

The previous prime is 3739038629. The next prime is 3739038691. The reversal of 3739038685 is 5868309373.

It can be written as a sum of positive squares in 4 ways, for example, as 2655443961 + 1083594724 = 51531^2 + 32918^2 .

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

It is not a de Polignac number, because 3739038685 - 2¹⁹ = 3738514397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3701514 + ... + 3702523.

It is an arithmetic number, because the mean of its divisors is an integer number (566408907).

Almost surely, 2^3739038685 is an apocalyptic number.

It is an amenable number.

3739038685 is a deficient number, since it is larger than the sum of its proper divisors (792232571).

3739038685 is a wasteful number, since it uses less digits than its factorization.

3739038685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7404143.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The square root of 3739038685 is about 61147.6793100114. The cubic root of 3739038685 is about 1552.1010265933.

The spelling of 3739038685 in words is "three billion, seven hundred thirty-nine million, thirty-eight thousand, six hundred eighty-five".