22666337 has 4 divisors (see below), whose sum is σ = 22675860. Its totient is φ = 22656816.

The previous prime is 22666333. The next prime is 22666381. The reversal of 22666337 is 73366622.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2676496 + 19989841 = 1636^2 + 4471^2 .

It is a cyclic number.

It is not a de Polignac number, because 22666337 - 2² = 22666333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22666297 and 22666306.

It is not an unprimeable number, because it can be changed into a prime (22666333) 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 3 ways as a sum of consecutive naturals, for example, 2339 + ... + 7127.

It is an arithmetic number, because the mean of its divisors is an integer number (5668965).

Almost surely, 2^22666337 is an apocalyptic number.

It is an amenable number.

22666337 is a deficient number, since it is larger than the sum of its proper divisors (9523).

22666337 is an equidigital number, since it uses as much as digits as its factorization.

22666337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9522.

The product of its digits is 54432, while the sum is 35.

The square root of 22666337 is about 4760.9176636443. The cubic root of 22666337 is about 283.0047862609.

The spelling of 22666337 in words is "twenty-two million, six hundred sixty-six thousand, three hundred thirty-seven".