3040406 has 4 divisors (see below), whose sum is σ = 4560612. Its totient is φ = 1520202.

The previous prime is 3040391. The next prime is 3040409. The reversal of 3040406 is 6040403.

3040406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6040403 = 61 ⋅99023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040409) 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 as a sum of consecutive naturals, namely, 760100 + ... + 760103.

It is an arithmetic number, because the mean of its divisors is an integer number (1140153).

Almost surely, 2^3040406 is an apocalyptic number.

3040406 is a deficient number, since it is larger than the sum of its proper divisors (1520206).

3040406 is a wasteful number, since it uses less digits than its factorization.

3040406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520205.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 3040406 is about 1743.6760020141. The cubic root of 3040406 is about 144.8695775325.

Adding to 3040406 its reverse (6040403), we get a palindrome (9080809).

The spelling of 3040406 in words is "three million, forty thousand, four hundred six".