3321944 has 16 divisors (see below), whose sum is σ = 6258120. Its totient is φ = 1653120.

The previous prime is 3321937. The next prime is 3321947. The reversal of 3321944 is 4491233.

It is a super-2 number, since 2×3321944² = 22070623878272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321947) 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, 1067 + ... + 2789.

Almost surely, 2^3321944 is an apocalyptic number.

It is an amenable number.

3321944 is a deficient number, since it is larger than the sum of its proper divisors (2936176).

3321944 is a wasteful number, since it uses less digits than its factorization.

3321944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1970 (or 1966 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

The square root of 3321944 is about 1822.6200920653. The cubic root of 3321944 is about 149.2098300370.

The spelling of 3321944 in words is "three million, three hundred twenty-one thousand, nine hundred forty-four".