3118216 has 16 divisors (see below), whose sum is σ = 5867100. Its totient is φ = 1553664.

The previous prime is 3118211. The next prime is 3118229. The reversal of 3118216 is 6128113.

It can be written as a sum of positive squares in 2 ways, for example, as 2992900 + 125316 = 1730^2 + 354^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3118211) 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, 2796 + ... + 3748.

Almost surely, 2^3118216 is an apocalyptic number.

It is an amenable number.

3118216 is a deficient number, since it is larger than the sum of its proper divisors (2748884).

3118216 is a wasteful number, since it uses less digits than its factorization.

3118216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368 (or 1364 counting only the distinct ones).

The product of its digits is 288, while the sum is 22.

The square root of 3118216 is about 1765.8471054992. The cubic root of 3118216 is about 146.0950154017.

The spelling of 3118216 in words is "three million, one hundred eighteen thousand, two hundred sixteen".