82830533 has 2 divisors, whose sum is σ = 82830534. Its totient is φ = 82830532.

The previous prime is 82830499. The next prime is 82830541. The reversal of 82830533 is 33503828.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80586529 + 2244004 = 8977^2 + 1498^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82830533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82830533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82833533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41415266 + 41415267.

It is an arithmetic number, because the mean of its divisors is an integer number (41415267).

Almost surely, 2^82830533 is an apocalyptic number.

It is an amenable number.

82830533 is a deficient number, since it is larger than the sum of its proper divisors (1).

82830533 is an equidigital number, since it uses as much as digits as its factorization.

82830533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 82830533 is about 9101.1281168875. The cubic root of 82830533 is about 435.9099865380.

The spelling of 82830533 in words is "eighty-two million, eight hundred thirty thousand, five hundred thirty-three".