3040346 has 4 divisors (see below), whose sum is σ = 4560522. Its totient is φ = 1520172.

The previous prime is 3040343. The next prime is 3040351. The reversal of 3040346 is 6430403.

It is a happy number.

3040346 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.

It can be written as a sum of positive squares in only one way, i.e., 2686321 + 354025 = 1639^2 + 595^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3040343) 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, 760085 + ... + 760088.

Almost surely, 2^3040346 is an apocalyptic number.

3040346 is a deficient number, since it is larger than the sum of its proper divisors (1520176).

3040346 is a wasteful number, since it uses less digits than its factorization.

3040346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520175.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3040346 is about 1743.6587968981. The cubic root of 3040346 is about 144.8686245641.

Adding to 3040346 its reverse (6430403), we get a palindrome (9470749).

The spelling of 3040346 in words is "three million, forty thousand, three hundred forty-six".