3390842 has 32 divisors (see below), whose sum is σ = 6472704. Its totient is φ = 1296000.

The previous prime is 3390839. The next prime is 3390847. The reversal of 3390842 is 2480933.

It is a super-2 number, since 2×3390842² = 22995618937928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3390847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5342 + ... + 5942.

It is an arithmetic number, because the mean of its divisors is an integer number (202272).

Almost surely, 2^3390842 is an apocalyptic number.

3390842 is a deficient number, since it is larger than the sum of its proper divisors (3081862).

3390842 is a wasteful number, since it uses less digits than its factorization.

3390842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 3390842 is about 1841.4239055687. The cubic root of 3390842 is about 150.2343300352.

Subtracting from 3390842 its reverse (2480933), we obtain a palindrome (909909).

The spelling of 3390842 in words is "three million, three hundred ninety thousand, eight hundred forty-two".