82992277 has 2 divisors, whose sum is σ = 82992278. Its totient is φ = 82992276.

The previous prime is 82992251. The next prime is 82992289. The reversal of 82992277 is 77229928.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72488196 + 10504081 = 8514^2 + 3241^2 .

It is a cyclic number.

It is not a de Polignac number, because 82992277 - 2¹⁹ = 82467989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82992227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41496138 + 41496139.

It is an arithmetic number, because the mean of its divisors is an integer number (41496139).

Almost surely, 2^82992277 is an apocalyptic number.

It is an amenable number.

82992277 is a deficient number, since it is larger than the sum of its proper divisors (1).

82992277 is an equidigital number, since it uses as much as digits as its factorization.

82992277 is an evil number, because the sum of its binary digits is even.

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

The square root of 82992277 is about 9110.0097145942. The cubic root of 82992277 is about 436.1935372994.

The spelling of 82992277 in words is "eighty-two million, nine hundred ninety-two thousand, two hundred seventy-seven".