879824143 has 4 divisors (see below), whose sum is σ = 959808168. Its totient is φ = 799840120.

The previous prime is 879824111. The next prime is 879824191. The reversal of 879824143 is 341428978.

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

It is a cyclic number.

It is not a de Polignac number, because 879824143 - 2⁵ = 879824111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 879824093 and 879824102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (879824843) 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, 39991996 + ... + 39992017.

It is an arithmetic number, because the mean of its divisors is an integer number (239952042).

Almost surely, 2^879824143 is an apocalyptic number.

879824143 is a deficient number, since it is larger than the sum of its proper divisors (79984025).

879824143 is a wasteful number, since it uses less digits than its factorization.

879824143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79984024.

The product of its digits is 387072, while the sum is 46.

The square root of 879824143 is about 29661.8297311545. The cubic root of 879824143 is about 958.2201334689.

The spelling of 879824143 in words is "eight hundred seventy-nine million, eight hundred twenty-four thousand, one hundred forty-three".