22547233 has 2 divisors, whose sum is σ = 22547234. Its totient is φ = 22547232.

The previous prime is 22547221. The next prime is 22547269. The reversal of 22547233 is 33274522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13017664 + 9529569 = 3608^2 + 3087^2 .

It is a cyclic number.

It is not a de Polignac number, because 22547233 - 2⁵ = 22547201 is a prime.

It is not a weakly prime, because it can be changed into another prime (22547333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11273616 + 11273617.

It is an arithmetic number, because the mean of its divisors is an integer number (11273617).

Almost surely, 2^22547233 is an apocalyptic number.

It is an amenable number.

22547233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22547233 is an equidigital number, since it uses as much as digits as its factorization.

22547233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 28.

The square root of 22547233 is about 4748.3926754219. The cubic root of 22547233 is about 282.5082170581.

The spelling of 22547233 in words is "twenty-two million, five hundred forty-seven thousand, two hundred thirty-three".