22530199 has 2 divisors, whose sum is σ = 22530200. Its totient is φ = 22530198.

The previous prime is 22530163. The next prime is 22530203. The reversal of 22530199 is 99103522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22530199 - 2¹³ = 22522007 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22530199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22530139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11265099 + 11265100.

It is an arithmetic number, because the mean of its divisors is an integer number (11265100).

Almost surely, 2^22530199 is an apocalyptic number.

22530199 is a deficient number, since it is larger than the sum of its proper divisors (1).

22530199 is an equidigital number, since it uses as much as digits as its factorization.

22530199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 22530199 is about 4746.5986769475. The cubic root of 22530199 is about 282.4370559636.

The spelling of 22530199 in words is "twenty-two million, five hundred thirty thousand, one hundred ninety-nine".