841868823 has 4 divisors (see below), whose sum is σ = 1122491768. Its totient is φ = 561245880.

The previous prime is 841868821. The next prime is 841868827. The reversal of 841868823 is 328868148.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 841868823 - 2¹ = 841868821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (841868821) 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, 140311468 + ... + 140311473.

It is an arithmetic number, because the mean of its divisors is an integer number (280622942).

Almost surely, 2^841868823 is an apocalyptic number.

841868823 is a deficient number, since it is larger than the sum of its proper divisors (280622945).

841868823 is a wasteful number, since it uses less digits than its factorization.

841868823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280622944.

The product of its digits is 589824, while the sum is 48.

The square root of 841868823 is about 29014.9758400727. The cubic root of 841868823 is about 944.2380027915.

The spelling of 841868823 in words is "eight hundred forty-one million, eight hundred sixty-eight thousand, eight hundred twenty-three".