82484287 has 2 divisors, whose sum is σ = 82484288. Its totient is φ = 82484286.

The previous prime is 82484249. The next prime is 82484299. The reversal of 82484287 is 78248428.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82484287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82484887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41242143 + 41242144.

It is an arithmetic number, because the mean of its divisors is an integer number (41242144).

Almost surely, 2^82484287 is an apocalyptic number.

82484287 is a deficient number, since it is larger than the sum of its proper divisors (1).

82484287 is an equidigital number, since it uses as much as digits as its factorization.

82484287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 229376, while the sum is 43.

The square root of 82484287 is about 9082.0860489207. The cubic root of 82484287 is about 435.3017451044.

The spelling of 82484287 in words is "eighty-two million, four hundred eighty-four thousand, two hundred eighty-seven".