3400039 has 4 divisors (see below), whose sum is σ = 3404056. Its totient is φ = 3396024.

The previous prime is 3399997. The next prime is 3400043. The reversal of 3400039 is 9300043.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3400039 - 2⁷ = 3399911 is a prime.

It is a Duffinian number.

3400039 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3399989 and 3400025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189 + ... + 2614.

It is an arithmetic number, because the mean of its divisors is an integer number (851014).

Almost surely, 2^3400039 is an apocalyptic number.

3400039 is a deficient number, since it is larger than the sum of its proper divisors (4017).

3400039 is a wasteful number, since it uses less digits than its factorization.

3400039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3400039 is about 1843.9194667881. The cubic root of 3400039 is about 150.3700345604.

The spelling of 3400039 in words is "three million, four hundred thousand, thirty-nine".