3139516 has 12 divisors (see below), whose sum is σ = 5622232. Its totient is φ = 1533168.

The previous prime is 3139489. The next prime is 3139517. The reversal of 3139516 is 6159313.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3139517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8955 + ... + 9298.

Almost surely, 2^3139516 is an apocalyptic number.

It is an amenable number.

3139516 is a deficient number, since it is larger than the sum of its proper divisors (2482716).

3139516 is a wasteful number, since it uses less digits than its factorization.

3139516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18300 (or 18298 counting only the distinct ones).

The product of its digits is 2430, while the sum is 28.

The square root of 3139516 is about 1771.8679409030. The cubic root of 3139516 is about 146.4269108562.

It can be divided in two parts, 3139 and 516, that added together give a triangular number (3655 = T₈₅).

The spelling of 3139516 in words is "three million, one hundred thirty-nine thousand, five hundred sixteen".