3327681 has 16 divisors (see below), whose sum is σ = 5101568. Its totient is φ = 1890000.

The previous prime is 3327677. The next prime is 3327697. The reversal of 3327681 is 1867233.

It is not a de Polignac number, because 3327681 - 2² = 3327677 is a prime.

It is a super-2 number, since 2×3327681² = 22146921675522, which contains 22 as substring.

It is a Duffinian number.

3327681 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3327281) 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, 4056 + ... + 4806.

It is an arithmetic number, because the mean of its divisors is an integer number (318848).

Almost surely, 2^3327681 is an apocalyptic number.

It is an amenable number.

3327681 is a deficient number, since it is larger than the sum of its proper divisors (1773887).

3327681 is a wasteful number, since it uses less digits than its factorization.

3327681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972.

The product of its digits is 6048, while the sum is 30.

The square root of 3327681 is about 1824.1932463421. The cubic root of 3327681 is about 149.2956758035.

The spelling of 3327681 in words is "three million, three hundred twenty-seven thousand, six hundred eighty-one".