22426533 has 6 divisors (see below), whose sum is σ = 32393894. Its totient is φ = 14951016.

The previous prime is 22426531. The next prime is 22426543. The reversal of 22426533 is 33562422.

22426533 is a `hidden beast` number, since 2 + 2 + 4 + 2 + 653 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15233409 + 7193124 = 3903^2 + 2682^2 .

It is not a de Polignac number, because 22426533 - 2¹ = 22426531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22426497 and 22426506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22426531) 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 in 5 ways as a sum of consecutive naturals, for example, 1245910 + ... + 1245927.

Almost surely, 2^22426533 is an apocalyptic number.

It is an amenable number.

22426533 is a deficient number, since it is larger than the sum of its proper divisors (9967361).

22426533 is a wasteful number, since it uses less digits than its factorization.

22426533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491843 (or 2491840 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 22426533 is about 4735.6660566387. Note that the first 3 decimals coincide. The cubic root of 22426533 is about 282.0032065427.

Adding to 22426533 its reverse (33562422), we get a palindrome (55988955).

The spelling of 22426533 in words is "twenty-two million, four hundred twenty-six thousand, five hundred thirty-three".