3321287 has 8 divisors (see below), whose sum is σ = 3462480. Its totient is φ = 3183040.

The previous prime is 3321271. The next prime is 3321289. The reversal of 3321287 is 7821233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3321287 - 2⁴ = 3321271 is a prime.

It is a super-2 number, since 2×3321287² = 22061894672738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1733 + ... + 3105.

It is an arithmetic number, because the mean of its divisors is an integer number (432810).

Almost surely, 2^3321287 is an apocalyptic number.

3321287 is a deficient number, since it is larger than the sum of its proper divisors (141193).

3321287 is a wasteful number, since it uses less digits than its factorization.

3321287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473.

The product of its digits is 2016, while the sum is 26.

The square root of 3321287 is about 1822.4398481157. The cubic root of 3321287 is about 149.1999926926.

The spelling of 3321287 in words is "three million, three hundred twenty-one thousand, two hundred eighty-seven".