342123822 has 12 divisors (see below), whose sum is σ = 741268320. Its totient is φ = 114041268.

The previous prime is 342123809. The next prime is 342123863. The reversal of 342123822 is 228321243.

342123822 is a `hidden beast` number, since 3 + 421 + 238 + 2 + 2 = 666.

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 5 ways as a sum of consecutive naturals, for example, 9503422 + ... + 9503457.

It is an arithmetic number, because the mean of its divisors is an integer number (61772360).

Almost surely, 2^342123822 is an apocalyptic number.

342123822 is an abundant number, since it is smaller than the sum of its proper divisors (399144498).

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

342123822 is a wasteful number, since it uses less digits than its factorization.

342123822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19006887 (or 19006884 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 342123822 is about 18496.5894694130. The cubic root of 342123822 is about 699.4034523041.

The spelling of 342123822 in words is "three hundred forty-two million, one hundred twenty-three thousand, eight hundred twenty-two".