22366441 has 4 divisors (see below), whose sum is σ = 23682132. Its totient is φ = 21050752.

The previous prime is 22366427. The next prime is 22366451. The reversal of 22366441 is 14466322.

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 20976400 + 1390041 = 4580^2 + 1179^2 .

It is a cyclic number.

It is not a de Polignac number, because 22366441 - 2⁹ = 22365929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22366411) 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, 657820 + ... + 657853.

It is an arithmetic number, because the mean of its divisors is an integer number (5920533).

Almost surely, 2^22366441 is an apocalyptic number.

It is an amenable number.

22366441 is a deficient number, since it is larger than the sum of its proper divisors (1315691).

22366441 is a wasteful number, since it uses less digits than its factorization.

22366441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315690.

The product of its digits is 6912, while the sum is 28.

The square root of 22366441 is about 4729.3171811584. The cubic root of 22366441 is about 281.7511049359.

The spelling of 22366441 in words is "twenty-two million, three hundred sixty-six thousand, four hundred forty-one".