22464133 has 4 divisors (see below), whose sum is σ = 22695820. Its totient is φ = 22232448.

The previous prime is 22464121. The next prime is 22464173. The reversal of 22464133 is 33146422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33146422 = 2 ⋅16573211.

It can be written as a sum of positive squares in 2 ways, for example, as 9345249 + 13118884 = 3057^2 + 3622^2 .

It is a cyclic number.

It is not a de Polignac number, because 22464133 - 2⁹ = 22463621 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22464098 and 22464107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22464173) 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, 115698 + ... + 115891.

It is an arithmetic number, because the mean of its divisors is an integer number (5673955).

Almost surely, 2^22464133 is an apocalyptic number.

It is an amenable number.

22464133 is a deficient number, since it is larger than the sum of its proper divisors (231687).

22464133 is an equidigital number, since it uses as much as digits as its factorization.

22464133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231686.

The product of its digits is 3456, while the sum is 25.

The square root of 22464133 is about 4739.6342685908. The cubic root of 22464133 is about 282.1607193764.

The spelling of 22464133 in words is "twenty-two million, four hundred sixty-four thousand, one hundred thirty-three".