22210597 has 2 divisors, whose sum is σ = 22210598. Its totient is φ = 22210596.

The previous prime is 22210583. The next prime is 22210621. The reversal of 22210597 is 79501222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20061441 + 2149156 = 4479^2 + 1466^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22210597 is a prime.

It is a super-3 number, since 3×22210597³ (a number of 23 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22210997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105298 + 11105299.

It is an arithmetic number, because the mean of its divisors is an integer number (11105299).

Almost surely, 2^22210597 is an apocalyptic number.

It is an amenable number.

22210597 is a deficient number, since it is larger than the sum of its proper divisors (1).

22210597 is an equidigital number, since it uses as much as digits as its factorization.

22210597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 22210597 is about 4712.8120055865. The cubic root of 22210597 is about 281.0951877550.

The spelling of 22210597 in words is "twenty-two million, two hundred ten thousand, five hundred ninety-seven".