3556331 has 2 divisors, whose sum is σ = 3556332. Its totient is φ = 3556330.

The previous prime is 3556321. The next prime is 3556337. The reversal of 3556331 is 1336553.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3556331 is a prime.

It is a super-2 number, since 2×3556331² = 25294980363122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3556331.

It is not a weakly prime, because it can be changed into another prime (3556337) 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 as a sum of consecutive naturals, namely, 1778165 + 1778166.

It is an arithmetic number, because the mean of its divisors is an integer number (1778166).

Almost surely, 2^3556331 is an apocalyptic number.

3556331 is a deficient number, since it is larger than the sum of its proper divisors (1).

3556331 is an equidigital number, since it uses as much as digits as its factorization.

3556331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4050, while the sum is 26.

The square root of 3556331 is about 1885.8236927136. The cubic root of 3556331 is about 152.6396606460.

The spelling of 3556331 in words is "three million, five hundred fifty-six thousand, three hundred thirty-one".