82714889 has 2 divisors, whose sum is σ = 82714890. Its totient is φ = 82714888.

The previous prime is 82714883. The next prime is 82714903. The reversal of 82714889 is 98841728.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69172489 + 13542400 = 8317^2 + 3680^2 .

It is a cyclic number.

It is not a de Polignac number, because 82714889 - 2⁸ = 82714633 is a prime.

It is not a weakly prime, because it can be changed into another prime (82714883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41357444 + 41357445.

It is an arithmetic number, because the mean of its divisors is an integer number (41357445).

Almost surely, 2^82714889 is an apocalyptic number.

It is an amenable number.

82714889 is a deficient number, since it is larger than the sum of its proper divisors (1).

82714889 is an equidigital number, since it uses as much as digits as its factorization.

82714889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 258048, while the sum is 47.

The square root of 82714889 is about 9094.7726194776. The cubic root of 82714889 is about 435.7070265462.

It can be divided in two parts, 827 and 14889, that multiplied together give a triangular number (12313203 = T₄₉₆₂).

The spelling of 82714889 in words is "eighty-two million, seven hundred fourteen thousand, eight hundred eighty-nine".