842112342 has 32 divisors (see below), whose sum is σ = 1879632000. Its totient is φ = 279463464.

The previous prime is 842112329. The next prime is 842112343. The reversal of 842112342 is 243211248.

842112342 is a `hidden beast` number, since 8 + 421 + 1 + 234 + 2 = 666.

842112342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842112343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22092 + ... + 46607.

It is an arithmetic number, because the mean of its divisors is an integer number (58738500).

Almost surely, 2^842112342 is an apocalyptic number.

842112342 is an abundant number, since it is smaller than the sum of its proper divisors (1037519658).

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

842112342 is a wasteful number, since it uses less digits than its factorization.

842112342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68937 (or 68931 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 842112342 is about 29019.1719730250. The cubic root of 842112342 is about 944.3290374518.

The spelling of 842112342 in words is "eight hundred forty-two million, one hundred twelve thousand, three hundred forty-two".