842323793 has 4 divisors (see below), whose sum is σ = 843659328. Its totient is φ = 840988260.

The previous prime is 842323777. The next prime is 842323849. The reversal of 842323793 is 397323248.

842323793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 842323793 - 2⁴ = 842323777 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 842323793.

It is not an unprimeable number, because it can be changed into a prime (842323693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 666821 + ... + 668082.

It is an arithmetic number, because the mean of its divisors is an integer number (210914832).

Almost surely, 2^842323793 is an apocalyptic number.

It is an amenable number.

842323793 is a deficient number, since it is larger than the sum of its proper divisors (1335535).

842323793 is a wasteful number, since it uses less digits than its factorization.

842323793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335534.

The product of its digits is 217728, while the sum is 41.

The square root of 842323793 is about 29022.8150426522. The cubic root of 842323793 is about 944.4080699035.

The spelling of 842323793 in words is "eight hundred forty-two million, three hundred twenty-three thousand, seven hundred ninety-three".