842492043 has 8 divisors (see below), whose sum is σ = 1248136400. Its totient is φ = 561661344.

The previous prime is 842492009. The next prime is 842492059. The reversal of 842492043 is 340294248.

842492043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 842492043 - 2¹⁰ = 842491019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 842491989 and 842492007.

It is not an unprimeable number, because it can be changed into a prime (842492083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15601678 + ... + 15601731.

It is an arithmetic number, because the mean of its divisors is an integer number (156017050).

Almost surely, 2^842492043 is an apocalyptic number.

842492043 is a deficient number, since it is larger than the sum of its proper divisors (405644357).

842492043 is a wasteful number, since it uses less digits than its factorization.

842492043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31203418 (or 31203412 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 842492043 is about 29025.7134796029. The cubic root of 842492043 is about 944.4709459932.

The spelling of 842492043 in words is "eight hundred forty-two million, four hundred ninety-two thousand, forty-three".