3320256 has 28 divisors (see below), whose sum is σ = 8785352. Its totient is φ = 1106688.

The previous prime is 3320237. The next prime is 3320263. The reversal of 3320256 is 6520233.

It is a super-2 number, since 2×3320256² = 22048199811072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8455 + ... + 8838.

Almost surely, 2^3320256 is an apocalyptic number.

It is an amenable number.

3320256 is an abundant number, since it is smaller than the sum of its proper divisors (5465096).

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

3320256 is a wasteful number, since it uses less digits than its factorization.

3320256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17308 (or 17298 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3320256 is about 1822.1569636011. The cubic root of 3320256 is about 149.1845527831.

Subtracting from 3320256 its product of nonzero digits (1080), we obtain a triangular number (3319176 = T₂₅₇₆).

Adding to 3320256 its reverse (6520233), we get a palindrome (9840489).

The spelling of 3320256 in words is "three million, three hundred twenty thousand, two hundred fifty-six".