82496819 has 2 divisors, whose sum is σ = 82496820. Its totient is φ = 82496818.

The previous prime is 82496773. The next prime is 82496861. The reversal of 82496819 is 91869428.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82496819 - 2²⁰ = 81448243 is a prime.

It is a super-2 number, since 2×82496819² = 13611450290237522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (82496719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41248409 + 41248410.

It is an arithmetic number, because the mean of its divisors is an integer number (41248410).

Almost surely, 2^82496819 is an apocalyptic number.

82496819 is a deficient number, since it is larger than the sum of its proper divisors (1).

82496819 is an equidigital number, since it uses as much as digits as its factorization.

82496819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 47.

The square root of 82496819 is about 9082.7759523177. The cubic root of 82496819 is about 435.3237894049.

The spelling of 82496819 in words is "eighty-two million, four hundred ninety-six thousand, eight hundred nineteen".