3137216 has 14 divisors (see below), whose sum is σ = 6225540. Its totient is φ = 1568576.

The previous prime is 3137209. The next prime is 3137243. The reversal of 3137216 is 6127313.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3137191 and 3137200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24446 + ... + 24573.

Almost surely, 2^3137216 is an apocalyptic number.

It is an amenable number.

3137216 is a deficient number, since it is larger than the sum of its proper divisors (3088324).

3137216 is an equidigital number, since it uses as much as digits as its factorization.

3137216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49031 (or 49021 counting only the distinct ones).

The product of its digits is 756, while the sum is 23.

The square root of 3137216 is about 1771.2187894216. The cubic root of 3137216 is about 146.3911448156.

The spelling of 3137216 in words is "three million, one hundred thirty-seven thousand, two hundred sixteen".