3390291 has 6 divisors (see below), whose sum is σ = 4897100. Its totient is φ = 2260188.

The previous prime is 3390287. The next prime is 3390307. The reversal of 3390291 is 1920933.

It is not a de Polignac number, because 3390291 - 2² = 3390287 is a prime.

It is a super-2 number, since 2×3390291² = 22988146129362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3390221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188341 + ... + 188358.

Almost surely, 2^3390291 is an apocalyptic number.

3390291 is a deficient number, since it is larger than the sum of its proper divisors (1506809).

3390291 is a wasteful number, since it uses less digits than its factorization.

3390291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376705 (or 376702 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 3390291 is about 1841.2742870089. The cubic root of 3390291 is about 150.2261920762.

Subtracting from 3390291 its product of nonzero digits (1458), we obtain a palindrome (3388833).

The spelling of 3390291 in words is "three million, three hundred ninety thousand, two hundred ninety-one".