3320385 has 16 divisors (see below), whose sum is σ = 5443200. Its totient is φ = 1727360.

The previous prime is 3320381. The next prime is 3320431. The reversal of 3320385 is 5830233.

It is not a de Polignac number, because 3320385 - 2² = 3320381 is a prime.

It is a super-2 number, since 2×3320385² = 22049913096450, which contains 22 as substring.

3320385 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2085 + ... + 3314.

It is an arithmetic number, because the mean of its divisors is an integer number (340200).

Almost surely, 2^3320385 is an apocalyptic number.

It is an amenable number.

3320385 is a deficient number, since it is larger than the sum of its proper divisors (2122815).

3320385 is a wasteful number, since it uses less digits than its factorization.

3320385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5448.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 3320385 is about 1822.1923608664. The cubic root of 3320385 is about 149.1864848187.

The spelling of 3320385 in words is "three million, three hundred twenty thousand, three hundred eighty-five".