82776203 has 2 divisors, whose sum is σ = 82776204. Its totient is φ = 82776202.

The previous prime is 82776191. The next prime is 82776227. The reversal of 82776203 is 30267728.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82776203 - 2²⁰ = 81727627 is a prime.

It is not a weakly prime, because it can be changed into another prime (82776403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41388101 + 41388102.

It is an arithmetic number, because the mean of its divisors is an integer number (41388102).

Almost surely, 2^82776203 is an apocalyptic number.

82776203 is a deficient number, since it is larger than the sum of its proper divisors (1).

82776203 is an equidigital number, since it uses as much as digits as its factorization.

82776203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 82776203 is about 9098.1428324686. The cubic root of 82776203 is about 435.8146586895.

The spelling of 82776203 in words is "eighty-two million, seven hundred seventy-six thousand, two hundred three".