22000533 has 32 divisors (see below), whose sum is σ = 32503680. Its totient is φ = 13178880.

The previous prime is 22000529. The next prime is 22000553. The reversal of 22000533 is 33500022.

It is not a de Polignac number, because 22000533 - 2² = 22000529 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167878 + ... + 168008.

It is an arithmetic number, because the mean of its divisors is an integer number (1015740).

Almost surely, 2^22000533 is an apocalyptic number.

It is an amenable number.

22000533 is a deficient number, since it is larger than the sum of its proper divisors (10503147).

22000533 is a wasteful number, since it uses less digits than its factorization.

22000533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 22000533 is about 4690.4725774702. The cubic root of 22000533 is about 280.2061959063.

Adding to 22000533 its reverse (33500022), we get a palindrome (55500555).

The spelling of 22000533 in words is "twenty-two million, five hundred thirty-three", and thus it is an aban number.