342086856 has 16 divisors (see below), whose sum is σ = 855217200. Its totient is φ = 114028944.

The previous prime is 342086807. The next prime is 342086861. The reversal of 342086856 is 658680243.

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 3 ways as a sum of consecutive naturals, for example, 7126786 + ... + 7126833.

It is an arithmetic number, because the mean of its divisors is an integer number (53451075).

Almost surely, 2^342086856 is an apocalyptic number.

It is an amenable number.

342086856 is an abundant number, since it is smaller than the sum of its proper divisors (513130344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342086856 is a wasteful number, since it uses less digits than its factorization.

342086856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14253628 (or 14253624 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 342086856 is about 18495.5901771206. The cubic root of 342086856 is about 699.3782615422.

The spelling of 342086856 in words is "three hundred forty-two million, eighty-six thousand, eight hundred fifty-six".