316940039 has 8 divisors (see below), whose sum is σ = 350545440. Its totient is φ = 284652576.

The previous prime is 316940033. The next prime is 316940059. The reversal of 316940039 is 930049613.

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

It is not a de Polignac number, because 316940039 - 2⁸ = 316939783 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 316939990 and 316940008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316940033) 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, 328979 + ... + 329940.

It is an arithmetic number, because the mean of its divisors is an integer number (43818180).

Almost surely, 2^316940039 is an apocalyptic number.

316940039 is a deficient number, since it is larger than the sum of its proper divisors (33605401).

316940039 is a wasteful number, since it uses less digits than its factorization.

316940039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658969.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 316940039 is about 17802.8098624908. The cubic root of 316940039 is about 681.8032006993.

The spelling of 316940039 in words is "three hundred sixteen million, nine hundred forty thousand, thirty-nine".