3400040 has 32 divisors (see below), whose sum is σ = 8743680. Its totient is φ = 1165632.

The previous prime is 3399997. The next prime is 3400043. The reversal of 3400040 is 400043.

3400040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3399994 and 3400030.

It is not an unprimeable number, because it can be changed into a prime (3400043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5792 + ... + 6351.

It is an arithmetic number, because the mean of its divisors is an integer number (273240).

Almost surely, 2^3400040 is an apocalyptic number.

It is an amenable number.

3400040 is an abundant number, since it is smaller than the sum of its proper divisors (5343640).

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

3400040 is a wasteful number, since it uses less digits than its factorization.

3400040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12161 (or 12157 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 3400040 is about 1843.9197379496. The cubic root of 3400040 is about 150.3700493023.

Adding to 3400040 its reverse (400043), we get a palindrome (3800083).

The spelling of 3400040 in words is "three million, four hundred thousand, forty".