342421115 has 8 divisors (see below), whose sum is σ = 411246528. Its totient is φ = 273709440.

The previous prime is 342421069. The next prime is 342421117. The reversal of 342421115 is 511124243.

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

It is not a de Polignac number, because 342421115 - 2²⁰ = 341372539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342421117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21662 + ... + 33971.

It is an arithmetic number, because the mean of its divisors is an integer number (51405816).

Almost surely, 2^342421115 is an apocalyptic number.

342421115 is a deficient number, since it is larger than the sum of its proper divisors (68825413).

342421115 is a wasteful number, since it uses less digits than its factorization.

342421115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56869.

The product of its digits is 960, while the sum is 23.

The square root of 342421115 is about 18504.6241518168. The cubic root of 342421115 is about 699.6059789325.

Adding to 342421115 its reverse (511124243), we get a palindrome (853545358).

The spelling of 342421115 in words is "three hundred forty-two million, four hundred twenty-one thousand, one hundred fifteen".