3040393 has 8 divisors (see below), whose sum is σ = 3221568. Its totient is φ = 2863344.

The previous prime is 3040391. The next prime is 3040409. The reversal of 3040393 is 3930403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3040393 - 2¹ = 3040391 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3040391) 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, 555 + ... + 2527.

It is an arithmetic number, because the mean of its divisors is an integer number (402696).

Almost surely, 2^3040393 is an apocalyptic number.

It is an amenable number.

3040393 is a deficient number, since it is larger than the sum of its proper divisors (181175).

3040393 is a wasteful number, since it uses less digits than its factorization.

3040393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 3040393 is about 1743.6722742534. The cubic root of 3040393 is about 144.8693710571.

Adding to 3040393 its reverse (3930403), we get a palindrome (6970796).

The spelling of 3040393 in words is "three million, forty thousand, three hundred ninety-three".