3403809 has 8 divisors (see below), whose sum is σ = 5042720. Its totient is φ = 2269188.

The previous prime is 3403789. The next prime is 3403843. The reversal of 3403809 is 9083043.

It is not a de Polignac number, because 3403809 - 2⁷ = 3403681 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 126067 = 3403809 / (3 + 4 + 0 + 3 + 8 + 0 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3403849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63007 + ... + 63060.

It is an arithmetic number, because the mean of its divisors is an integer number (630340).

Almost surely, 2^3403809 is an apocalyptic number.

It is an amenable number.

3403809 is a deficient number, since it is larger than the sum of its proper divisors (1638911).

3403809 is a wasteful number, since it uses less digits than its factorization.

3403809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126076 (or 126070 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 3403809 is about 1844.9414624860. The cubic root of 3403809 is about 150.4255913381.

The spelling of 3403809 in words is "three million, four hundred three thousand, eight hundred nine".