82694533 has 2 divisors, whose sum is σ = 82694534. Its totient is φ = 82694532.

The previous prime is 82694531. The next prime is 82694551. The reversal of 82694533 is 33549628.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70006689 + 12687844 = 8367^2 + 3562^2 .

It is a cyclic number.

It is not a de Polignac number, because 82694533 - 2¹ = 82694531 is a prime.

Together with 82694531, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82694531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41347266 + 41347267.

It is an arithmetic number, because the mean of its divisors is an integer number (41347267).

Almost surely, 2^82694533 is an apocalyptic number.

It is an amenable number.

82694533 is a deficient number, since it is larger than the sum of its proper divisors (1).

82694533 is an equidigital number, since it uses as much as digits as its factorization.

82694533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 40.

The square root of 82694533 is about 9093.6534462228. The cubic root of 82694533 is about 435.6712813497.

It can be divided in two parts, 826 and 94533, that added together give a palindrome (95359).

The spelling of 82694533 in words is "eighty-two million, six hundred ninety-four thousand, five hundred thirty-three".