340306413 has 16 divisors (see below), whose sum is σ = 473973120. Its totient is φ = 216776384.

The previous prime is 340306409. The next prime is 340306457. The reversal of 340306413 is 314603043.

It is a cyclic number.

It is not a de Polignac number, because 340306413 - 2² = 340306409 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340306403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82795 + ... + 86807.

It is an arithmetic number, because the mean of its divisors is an integer number (29623320).

Almost surely, 2^340306413 is an apocalyptic number.

It is an amenable number.

340306413 is a deficient number, since it is larger than the sum of its proper divisors (133666707).

340306413 is a wasteful number, since it uses less digits than its factorization.

340306413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5268.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 340306413 is about 18447.3958324746. The cubic root of 340306413 is about 698.1628103010.

Adding to 340306413 its reverse (314603043), we get a palindrome (654909456).

The spelling of 340306413 in words is "three hundred forty million, three hundred six thousand, four hundred thirteen".