3221037 has 12 divisors (see below), whose sum is σ = 4671420. Its totient is φ = 2138688.

The previous prime is 3221033. The next prime is 3221063. The reversal of 3221037 is 7301223.

It can be written as a sum of positive squares in 2 ways, for example, as 224676 + 2996361 = 474^2 + 1731^2 .

It is not a de Polignac number, because 3221037 - 2² = 3221033 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2289 + ... + 3417.

It is an arithmetic number, because the mean of its divisors is an integer number (389285).

Almost surely, 2^3221037 is an apocalyptic number.

It is an amenable number.

3221037 is a deficient number, since it is larger than the sum of its proper divisors (1450383).

3221037 is a wasteful number, since it uses less digits than its factorization.

3221037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452 (or 1449 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 3221037 is about 1794.7247699856. The cubic root of 3221037 is about 147.6834755961.

The spelling of 3221037 in words is "three million, two hundred twenty-one thousand, thirty-seven".