879882439 has 2 divisors, whose sum is σ = 879882440. Its totient is φ = 879882438.

The previous prime is 879882431. The next prime is 879882463. The reversal of 879882439 is 934288978.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 879882439 - 2³ = 879882431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (879882431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439941219 + 439941220.

It is an arithmetic number, because the mean of its divisors is an integer number (439941220).

Almost surely, 2^879882439 is an apocalyptic number.

879882439 is a deficient number, since it is larger than the sum of its proper divisors (1).

879882439 is an equidigital number, since it uses as much as digits as its factorization.

879882439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6967296, while the sum is 58.

The square root of 879882439 is about 29662.8123919496. The cubic root of 879882439 is about 958.2412964735.

The spelling of 879882439 in words is "eight hundred seventy-nine million, eight hundred eighty-two thousand, four hundred thirty-nine".