879656273 has 2 divisors, whose sum is σ = 879656274. Its totient is φ = 879656272.

The previous prime is 879656249. The next prime is 879656287. The reversal of 879656273 is 372656978.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 670188544 + 209467729 = 25888^2 + 14473^2 .

It is a cyclic number.

It is not a de Polignac number, because 879656273 - 2⁶ = 879656209 is a prime.

It is not a weakly prime, because it can be changed into another prime (879656213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439828136 + 439828137.

It is an arithmetic number, because the mean of its divisors is an integer number (439828137).

Almost surely, 2^879656273 is an apocalyptic number.

It is an amenable number.

879656273 is a deficient number, since it is larger than the sum of its proper divisors (1).

879656273 is an equidigital number, since it uses as much as digits as its factorization.

879656273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3810240, while the sum is 53.

The square root of 879656273 is about 29658.9998651337. Note that the first 3 decimals coincide. The cubic root of 879656273 is about 958.1591869542.

The spelling of 879656273 in words is "eight hundred seventy-nine million, six hundred fifty-six thousand, two hundred seventy-three".