82499077 has 2 divisors, whose sum is σ = 82499078. Its totient is φ = 82499076.

The previous prime is 82499047. The next prime is 82499099. The reversal of 82499077 is 77099428.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69205761 + 13293316 = 8319^2 + 3646^2 .

It is a cyclic number.

It is not a de Polignac number, because 82499077 - 2¹⁵ = 82466309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82499017) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41249538 + 41249539.

It is an arithmetic number, because the mean of its divisors is an integer number (41249539).

Almost surely, 2^82499077 is an apocalyptic number.

It is an amenable number.

82499077 is a deficient number, since it is larger than the sum of its proper divisors (1).

82499077 is an equidigital number, since it uses as much as digits as its factorization.

82499077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 82499077 is about 9082.9002526726. The cubic root of 82499077 is about 435.3277610818.

The spelling of 82499077 in words is "eighty-two million, four hundred ninety-nine thousand, seventy-seven".