3281351 has 2 divisors, whose sum is σ = 3281352. Its totient is φ = 3281350.

The previous prime is 3281303. The next prime is 3281359. The reversal of 3281351 is 1531823.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3281351 - 2¹⁴ = 3264967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3281359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1640675 + 1640676.

It is an arithmetic number, because the mean of its divisors is an integer number (1640676).

Almost surely, 2^3281351 is an apocalyptic number.

3281351 is a deficient number, since it is larger than the sum of its proper divisors (1).

3281351 is an equidigital number, since it uses as much as digits as its factorization.

3281351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 23.

The square root of 3281351 is about 1811.4499717077. The cubic root of 3281351 is about 148.5995734666.

The spelling of 3281351 in words is "three million, two hundred eighty-one thousand, three hundred fifty-one".