342798215 has 4 divisors (see below), whose sum is σ = 411357864. Its totient is φ = 274238568.

The previous prime is 342798199. The next prime is 342798257. The reversal of 342798215 is 512897243.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 342798215 - 2⁴ = 342798199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 34279817 + ... + 34279826.

It is an arithmetic number, because the mean of its divisors is an integer number (102839466).

Almost surely, 2^342798215 is an apocalyptic number.

342798215 is a deficient number, since it is larger than the sum of its proper divisors (68559649).

342798215 is an equidigital number, since it uses as much as digits as its factorization.

342798215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68559648.

The product of its digits is 120960, while the sum is 41.

The square root of 342798215 is about 18514.8106930641. The cubic root of 342798215 is about 699.8627043656.

The spelling of 342798215 in words is "three hundred forty-two million, seven hundred ninety-eight thousand, two hundred fifteen".