3321938 has 16 divisors (see below), whose sum is σ = 5147736. Its totient is φ = 1607040.

The previous prime is 3321937. The next prime is 3321947. The reversal of 3321938 is 8391233.

It can be written as a sum of positive squares in 4 ways, for example, as 2140369 + 1181569 = 1463^2 + 1087^2 .

It is a super-2 number, since 2×3321938² = 22070544151688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3321938.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8720 + ... + 9092.

Almost surely, 2^3321938 is an apocalyptic number.

3321938 is a deficient number, since it is larger than the sum of its proper divisors (1825798).

3321938 is a wasteful number, since it uses less digits than its factorization.

3321938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509.

The product of its digits is 3888, while the sum is 29.

The square root of 3321938 is about 1822.6184460824. The cubic root of 3321938 is about 149.2097402042.

The spelling of 3321938 in words is "three million, three hundred twenty-one thousand, nine hundred thirty-eight".