3318856 has 8 divisors (see below), whose sum is σ = 6222870. Its totient is φ = 1659424.

The previous prime is 3318853. The next prime is 3318857. The reversal of 3318856 is 6588133.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1716100 + 1602756 = 1310^2 + 1266^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3318856² = 22029610297472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3318853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207421 + ... + 207436.

Almost surely, 2^3318856 is an apocalyptic number.

It is an amenable number.

3318856 is a deficient number, since it is larger than the sum of its proper divisors (2904014).

3318856 is a wasteful number, since it uses less digits than its factorization.

3318856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414863 (or 414859 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 3318856 is about 1821.7727629976. The cubic root of 3318856 is about 149.1635817359.

The spelling of 3318856 in words is "three million, three hundred eighteen thousand, eight hundred fifty-six".