22543093 has 2 divisors, whose sum is σ = 22543094. Its totient is φ = 22543092.

The previous prime is 22543069. The next prime is 22543109. The reversal of 22543093 is 39034522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14691889 + 7851204 = 3833^2 + 2802^2 .

It is a cyclic number.

It is not a de Polignac number, because 22543093 - 2⁵ = 22543061 is a prime.

It is a zygodrome in base 4.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22543043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11271546 + 11271547.

It is an arithmetic number, because the mean of its divisors is an integer number (11271547).

Almost surely, 2^22543093 is an apocalyptic number.

It is an amenable number.

22543093 is a deficient number, since it is larger than the sum of its proper divisors (1).

22543093 is an equidigital number, since it uses as much as digits as its factorization.

22543093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 22543093 is about 4747.9567184211. The cubic root of 22543093 is about 282.4909251268.

The spelling of 22543093 in words is "twenty-two million, five hundred forty-three thousand, ninety-three".