3290997 has 4 divisors (see below), whose sum is σ = 4388000. Its totient is φ = 2193996.

The previous prime is 3290983. The next prime is 3291017. The reversal of 3290997 is 7990923.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3290997 - 2⁴ = 3290981 is a prime.

It is a super-2 number, since 2×3290997² = 21661322508018, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

3290997 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3290927) 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 3 ways as a sum of consecutive naturals, for example, 548497 + ... + 548502.

It is an arithmetic number, because the mean of its divisors is an integer number (1097000).

Almost surely, 2^3290997 is an apocalyptic number.

It is an amenable number.

3290997 is a deficient number, since it is larger than the sum of its proper divisors (1097003).

3290997 is a wasteful number, since it uses less digits than its factorization.

3290997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097002.

The product of its (nonzero) digits is 30618, while the sum is 39.

The square root of 3290997 is about 1814.1105258501. The cubic root of 3290997 is about 148.7450409099.

The spelling of 3290997 in words is "three million, two hundred ninety thousand, nine hundred ninety-seven".