22452533 has 2 divisors, whose sum is σ = 22452534. Its totient is φ = 22452532.

The previous prime is 22452527. The next prime is 22452539. The reversal of 22452533 is 33525422.

It is a balanced prime because it is at equal distance from previous prime (22452527) and next prime (22452539).

It can be written as a sum of positive squares in only one way, i.e., 21743569 + 708964 = 4663^2 + 842^2 .

It is a cyclic number.

It is not a de Polignac number, because 22452533 - 2⁴ = 22452517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22452539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11226266 + 11226267.

It is an arithmetic number, because the mean of its divisors is an integer number (11226267).

Almost surely, 2^22452533 is an apocalyptic number.

It is an amenable number.

22452533 is a deficient number, since it is larger than the sum of its proper divisors (1).

22452533 is an equidigital number, since it uses as much as digits as its factorization.

22452533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 26.

The square root of 22452533 is about 4738.4103874612. The cubic root of 22452533 is about 282.1121437516.

Adding to 22452533 its reverse (33525422), we get a palindrome (55977955).

It can be divided in two parts, 224525 and 33, that multiplied together give a triangular number (7409325 = T₃₈₄₉).

The spelling of 22452533 in words is "twenty-two million, four hundred fifty-two thousand, five hundred thirty-three".