342240513 has 16 divisors (see below), whose sum is σ = 475675200. Its totient is φ = 218603840.

The previous prime is 342240487. The next prime is 342240517. The reversal of 342240513 is 315042243.

It is a cyclic number.

It is not a de Polignac number, because 342240513 - 2¹⁶ = 342174977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342240517) 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 15 ways as a sum of consecutive naturals, for example, 3618 + ... + 26411.

It is an arithmetic number, because the mean of its divisors is an integer number (29729700).

Almost surely, 2^342240513 is an apocalyptic number.

It is an amenable number.

342240513 is a deficient number, since it is larger than the sum of its proper divisors (133434687).

342240513 is a wasteful number, since it uses less digits than its factorization.

342240513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30192.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 342240513 is about 18499.7435928177. The cubic root of 342240513 is about 699.4829603709.

Adding to 342240513 its reverse (315042243), we get a palindrome (657282756).

The spelling of 342240513 in words is "three hundred forty-two million, two hundred forty thousand, five hundred thirteen".