3315216 has 20 divisors (see below), whose sum is σ = 8564432. Its totient is φ = 1105056.

The previous prime is 3315211. The next prime is 3315223. The reversal of 3315216 is 6125133.

It is a junction number, because it is equal to n+sod(n) for n = 3315192 and 3315201.

It is not an unprimeable number, because it can be changed into a prime (3315211) 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, 34486 + ... + 34581.

Almost surely, 2^3315216 is an apocalyptic number.

It is an amenable number.

3315216 is an abundant number, since it is smaller than the sum of its proper divisors (5249216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3315216 is a wasteful number, since it uses less digits than its factorization.

3315216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69078 (or 69072 counting only the distinct ones).

The product of its digits is 540, while the sum is 21.

The square root of 3315216 is about 1820.7734620210. The cubic root of 3315216 is about 149.1090293986.

The spelling of 3315216 in words is "three million, three hundred fifteen thousand, two hundred sixteen".