8732879 has 2 divisors, whose sum is σ = 8732880. Its totient is φ = 8732878.

The previous prime is 8732869. The next prime is 8732887. The reversal of 8732879 is 9782378.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8732879 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8732819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4366439 + 4366440.

It is an arithmetic number, because the mean of its divisors is an integer number (4366440).

Almost surely, 2^8732879 is an apocalyptic number.

8732879 is a deficient number, since it is larger than the sum of its proper divisors (1).

8732879 is an equidigital number, since it uses as much as digits as its factorization.

8732879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 44.

The square root of 8732879 is about 2955.1444973131. The cubic root of 8732879 is about 205.9297762337.

The spelling of 8732879 in words is "eight million, seven hundred thirty-two thousand, eight hundred seventy-nine".