82463987 has 2 divisors, whose sum is σ = 82463988. Its totient is φ = 82463986.

The previous prime is 82463921. The next prime is 82464001. The reversal of 82463987 is 78936428.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82463987 - 2¹⁶ = 82398451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82462987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41231993 + 41231994.

It is an arithmetic number, because the mean of its divisors is an integer number (41231994).

Almost surely, 2^82463987 is an apocalyptic number.

82463987 is a deficient number, since it is larger than the sum of its proper divisors (1).

82463987 is an equidigital number, since it uses as much as digits as its factorization.

82463987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 47.

The square root of 82463987 is about 9080.9683954962. The cubic root of 82463987 is about 435.2660318360.

The spelling of 82463987 in words is "eighty-two million, four hundred sixty-three thousand, nine hundred eighty-seven".