3340407 has 16 divisors (see below), whose sum is σ = 5162240. Its totient is φ = 1881792.

The previous prime is 3340391. The next prime is 3340411. The reversal of 3340407 is 7040433.

It is not a de Polignac number, because 3340407 - 2⁴ = 3340391 is a prime.

It is a super-2 number, since 2×3340407² = 22316637851298, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3340417) 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, 444 + ... + 2622.

It is an arithmetic number, because the mean of its divisors is an integer number (322640).

Almost surely, 2^3340407 is an apocalyptic number.

3340407 is a deficient number, since it is larger than the sum of its proper divisors (1821833).

3340407 is a wasteful number, since it uses less digits than its factorization.

3340407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 3340407 is about 1827.6780351036. The cubic root of 3340407 is about 149.4857501062.

The spelling of 3340407 in words is "three million, three hundred forty thousand, four hundred seven".