3115916 has 6 divisors (see below), whose sum is σ = 5452860. Its totient is φ = 1557956.

The previous prime is 3115907. The next prime is 3115919. The reversal of 3115916 is 6195113.

It is not an unprimeable number, because it can be changed into a prime (3115919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 389486 + ... + 389493.

It is an arithmetic number, because the mean of its divisors is an integer number (908810).

Almost surely, 2^3115916 is an apocalyptic number.

It is an amenable number.

3115916 is a deficient number, since it is larger than the sum of its proper divisors (2336944).

3115916 is a wasteful number, since it uses less digits than its factorization.

3115916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778983 (or 778981 counting only the distinct ones).

The product of its digits is 810, while the sum is 26.

The square root of 3115916 is about 1765.1957398544. The cubic root of 3115916 is about 146.0590866116.

The spelling of 3115916 in words is "three million, one hundred fifteen thousand, nine hundred sixteen".