867843423 has 8 divisors (see below), whose sum is σ = 1285694000. Its totient is φ = 578562264.

The previous prime is 867843407. The next prime is 867843443. The reversal of 867843423 is 324348768.

It is not a de Polignac number, because 867843423 - 2⁴ = 867843407 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 (867843443) 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, 16071148 + ... + 16071201.

It is an arithmetic number, because the mean of its divisors is an integer number (160711750).

Almost surely, 2^867843423 is an apocalyptic number.

867843423 is a deficient number, since it is larger than the sum of its proper divisors (417850577).

867843423 is a wasteful number, since it uses less digits than its factorization.

867843423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32142358 (or 32142352 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The square root of 867843423 is about 29459.1823206280. The cubic root of 867843423 is about 953.8508231600.

The spelling of 867843423 in words is "eight hundred sixty-seven million, eight hundred forty-three thousand, four hundred twenty-three".