82490833 has 2 divisors, whose sum is σ = 82490834. Its totient is φ = 82490832.

The previous prime is 82490809. The next prime is 82490839. The reversal of 82490833 is 33809428.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81504784 + 986049 = 9028^2 + 993^2 .

It is a cyclic number.

It is not a de Polignac number, because 82490833 - 2²⁵ = 48936401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82490792 and 82490801.

It is not a weakly prime, because it can be changed into another prime (82490839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41245416 + 41245417.

It is an arithmetic number, because the mean of its divisors is an integer number (41245417).

Almost surely, 2^82490833 is an apocalyptic number.

It is an amenable number.

82490833 is a deficient number, since it is larger than the sum of its proper divisors (1).

82490833 is an equidigital number, since it uses as much as digits as its factorization.

82490833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 82490833 is about 9082.4464215320. The cubic root of 82490833 is about 435.3132600646.

The spelling of 82490833 in words is "eighty-two million, four hundred ninety thousand, eight hundred thirty-three".