22602089 has 2 divisors, whose sum is σ = 22602090. Its totient is φ = 22602088.

The previous prime is 22602053. The next prime is 22602091. The reversal of 22602089 is 98020622.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21949225 + 652864 = 4685^2 + 808^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22602089 is a prime.

Together with 22602091, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22602389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11301044 + 11301045.

It is an arithmetic number, because the mean of its divisors is an integer number (11301045).

Almost surely, 2^22602089 is an apocalyptic number.

It is an amenable number.

22602089 is a deficient number, since it is larger than the sum of its proper divisors (1).

22602089 is an equidigital number, since it uses as much as digits as its factorization.

22602089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 22602089 is about 4754.1654367512. The cubic root of 22602089 is about 282.7371397490.

The spelling of 22602089 in words is "twenty-two million, six hundred two thousand, eighty-nine".