842259342 has 32 divisors (see below), whose sum is σ = 1747926432. Its totient is φ = 270342144.

The previous prime is 842259331. The next prime is 842259343. The reversal of 842259342 is 243952248.

It is a self number, because there is not a number n which added to its sum of digits gives 842259342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842259343) 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 15 ways as a sum of consecutive naturals, for example, 1978 + ... + 41090.

It is an arithmetic number, because the mean of its divisors is an integer number (54622701).

Almost surely, 2^842259342 is an apocalyptic number.

842259342 is an abundant number, since it is smaller than the sum of its proper divisors (905667090).

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

842259342 is a wasteful number, since it uses less digits than its factorization.

842259342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39252.

The product of its digits is 138240, while the sum is 39.

The square root of 842259342 is about 29021.7046708149. The cubic root of 842259342 is about 944.3839819389.

The spelling of 842259342 in words is "eight hundred forty-two million, two hundred fifty-nine thousand, three hundred forty-two".