82873279 has 2 divisors, whose sum is σ = 82873280. Its totient is φ = 82873278.

The previous prime is 82873253. The next prime is 82873289. The reversal of 82873279 is 97237828.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82873279 is a 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 (82873289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41436639 + 41436640.

It is an arithmetic number, because the mean of its divisors is an integer number (41436640).

Almost surely, 2^82873279 is an apocalyptic number.

82873279 is a deficient number, since it is larger than the sum of its proper divisors (1).

82873279 is an equidigital number, since it uses as much as digits as its factorization.

82873279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 46.

The square root of 82873279 is about 9103.4762041761. The cubic root of 82873279 is about 435.9849597118.

The spelling of 82873279 in words is "eighty-two million, eight hundred seventy-three thousand, two hundred seventy-nine".