2816533 has 2 divisors, whose sum is σ = 2816534. Its totient is φ = 2816532.

The previous prime is 2816531. The next prime is 2816537. The reversal of 2816533 is 3356182.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2762244 + 54289 = 1662^2 + 233^2 .

It is a cyclic number.

It is not a de Polignac number, because 2816533 - 2¹ = 2816531 is a prime.

Together with 2816531, 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 (2816531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1408266 + 1408267.

It is an arithmetic number, because the mean of its divisors is an integer number (1408267).

2^2816533 is an apocalyptic number.

It is an amenable number.

2816533 is a deficient number, since it is larger than the sum of its proper divisors (1).

2816533 is an equidigital number, since it uses as much as digits as its factorization.

2816533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 28.

The square root of 2816533 is about 1678.2529606707. The cubic root of 2816533 is about 141.2228423001. Note that the first 3 decimals are identical.

It can be divided in two parts, 28 and 16533, that added together give a palindrome (16561).

The spelling of 2816533 in words is "two million, eight hundred sixteen thousand, five hundred thirty-three".