22660133 has 4 divisors (see below), whose sum is σ = 23993100. Its totient is φ = 21327168.

The previous prime is 22660087. The next prime is 22660177. The reversal of 22660133 is 33106622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7745089 + 14915044 = 2783^2 + 3862^2 .

It is a cyclic number.

It is not a de Polignac number, because 22660133 - 2⁸ = 22659877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22660099 and 22660108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22660193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 666458 + ... + 666491.

It is an arithmetic number, because the mean of its divisors is an integer number (5998275).

Almost surely, 2^22660133 is an apocalyptic number.

It is an amenable number.

22660133 is a deficient number, since it is larger than the sum of its proper divisors (1332967).

22660133 is a wasteful number, since it uses less digits than its factorization.

22660133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332966.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 22660133 is about 4760.2660639926. The cubic root of 22660133 is about 282.9789635043.

Adding to 22660133 its reverse (33106622), we get a palindrome (55766755).

The spelling of 22660133 in words is "twenty-two million, six hundred sixty thousand, one hundred thirty-three".