3344840 has 16 divisors (see below), whose sum is σ = 7525980. Its totient is φ = 1337920.

The previous prime is 3344833. The next prime is 3344897. The reversal of 3344840 is 484433.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3076516 + 268324 = 1754^2 + 518^2 .

It is a super-2 number, since 2×3344840² = 22375909251200, which contains 22 as substring.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41771 + ... + 41850.

Almost surely, 2^3344840 is an apocalyptic number.

It is an amenable number.

3344840 is an abundant number, since it is smaller than the sum of its proper divisors (4181140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3344840 is a wasteful number, since it uses less digits than its factorization.

3344840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83632 (or 83628 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 3344840 is about 1828.8903739700. The cubic root of 3344840 is about 149.5518475814.

The spelling of 3344840 in words is "three million, three hundred forty-four thousand, eight hundred forty".