22125533 has 4 divisors (see below), whose sum is σ = 22340448. Its totient is φ = 21910620.

The previous prime is 22125511. The next prime is 22125541. The reversal of 22125533 is 33552122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22125533 - 2⁶ = 22125469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22125499 and 22125508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22125503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107303 + ... + 107508.

It is an arithmetic number, because the mean of its divisors is an integer number (5585112).

Almost surely, 2^22125533 is an apocalyptic number.

It is an amenable number.

22125533 is a deficient number, since it is larger than the sum of its proper divisors (214915).

22125533 is a wasteful number, since it uses less digits than its factorization.

22125533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214914.

The product of its digits is 1800, while the sum is 23.

The square root of 22125533 is about 4703.7785874762. The cubic root of 22125533 is about 280.7358747100.

Adding to 22125533 its reverse (33552122), we get a palindrome (55677655).

The spelling of 22125533 in words is "twenty-two million, one hundred twenty-five thousand, five hundred thirty-three".