22233573 has 6 divisors (see below), whose sum is σ = 32115174. Its totient is φ = 14822376.

The previous prime is 22233551. The next prime is 22233577. The reversal of 22233573 is 37533222.

It can be written as a sum of positive squares in only one way, i.e., 18301284 + 3932289 = 4278^2 + 1983^2 .

It is not a de Polignac number, because 22233573 - 2⁸ = 22233317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22233577) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1235190 + ... + 1235207.

It is an arithmetic number, because the mean of its divisors is an integer number (5352529).

Almost surely, 2^22233573 is an apocalyptic number.

It is an amenable number.

22233573 is a deficient number, since it is larger than the sum of its proper divisors (9881601).

22233573 is a wasteful number, since it uses less digits than its factorization.

22233573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2470403 (or 2470400 counting only the distinct ones).

The product of its digits is 7560, while the sum is 27.

The square root of 22233573 is about 4715.2489860028. The cubic root of 22233573 is about 281.1920817032.

Adding to 22233573 its reverse (37533222), we get a palindrome (59766795).

The spelling of 22233573 in words is "twenty-two million, two hundred thirty-three thousand, five hundred seventy-three".