3297491 has 4 divisors (see below), whose sum is σ = 3303912. Its totient is φ = 3291072.

The previous prime is 3297479. The next prime is 3297493. The reversal of 3297491 is 1947923.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3297491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3297493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2366 + ... + 3491.

It is an arithmetic number, because the mean of its divisors is an integer number (825978).

Almost surely, 2^3297491 is an apocalyptic number.

3297491 is a deficient number, since it is larger than the sum of its proper divisors (6421).

3297491 is an equidigital number, since it uses as much as digits as its factorization.

3297491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6420.

The product of its digits is 13608, while the sum is 35.

The square root of 3297491 is about 1815.8995016245. The cubic root of 3297491 is about 148.8428142831.

The spelling of 3297491 in words is "three million, two hundred ninety-seven thousand, four hundred ninety-one".