342400015 has 8 divisors (see below), whose sum is σ = 417616128. Its totient is φ = 269429280.

The previous prime is 342399989. The next prime is 342400049. The reversal of 342400015 is 510004243.

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

It is not a de Polignac number, because 342400015 - 2⁹ = 342399503 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342399965 and 342400001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561007 + ... + 561616.

It is an arithmetic number, because the mean of its divisors is an integer number (52202016).

Almost surely, 2^342400015 is an apocalyptic number.

342400015 is a deficient number, since it is larger than the sum of its proper divisors (75216113).

342400015 is a wasteful number, since it uses less digits than its factorization.

342400015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122689.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 342400015 is about 18504.0540152692. The cubic root of 342400015 is about 699.5916087231.

Adding to 342400015 its reverse (510004243), we get a palindrome (852404258).

The spelling of 342400015 in words is "three hundred forty-two million, four hundred thousand, fifteen".