3093581 has 2 divisors, whose sum is σ = 3093582. Its totient is φ = 3093580.

The previous prime is 3093539. The next prime is 3093589. The reversal of 3093581 is 1853903.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3031081 + 62500 = 1741^2 + 250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3093581 is a prime.

It is a super-2 number, since 2×3093581² = 19140486807122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3093589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1546790 + 1546791.

It is an arithmetic number, because the mean of its divisors is an integer number (1546791).

Almost surely, 2^3093581 is an apocalyptic number.

It is an amenable number.

3093581 is a deficient number, since it is larger than the sum of its proper divisors (1).

3093581 is an equidigital number, since it uses as much as digits as its factorization.

3093581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 3093581 is about 1758.8578680496. The cubic root of 3093581 is about 145.7092638005.

The spelling of 3093581 in words is "three million, ninety-three thousand, five hundred eighty-one".