3321693 has 6 divisors (see below), whose sum is σ = 4798014. Its totient is φ = 2214456.

The previous prime is 3321679. The next prime is 3321709. The reversal of 3321693 is 3961233.

It can be written as a sum of positive squares in only one way, i.e., 2965284 + 356409 = 1722^2 + 597^2 .

It is not a de Polignac number, because 3321693 - 2⁴ = 3321677 is a prime.

It is a super-2 number, since 2×3321693² = 22067288772498, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 184530 + ... + 184547.

It is an arithmetic number, because the mean of its divisors is an integer number (799669).

Almost surely, 2^3321693 is an apocalyptic number.

It is an amenable number.

3321693 is a deficient number, since it is larger than the sum of its proper divisors (1476321).

3321693 is a wasteful number, since it uses less digits than its factorization.

3321693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369083 (or 369080 counting only the distinct ones).

The product of its digits is 2916, while the sum is 27.

The square root of 3321693 is about 1822.5512338478. The cubic root of 3321693 is about 149.2060719353.

It can be divided in two parts, 332 and 1693, that added together give a square (2025 = 45²).

The spelling of 3321693 in words is "three million, three hundred twenty-one thousand, six hundred ninety-three".