22600001 has 2 divisors, whose sum is σ = 22600002. Its totient is φ = 22600000.

The previous prime is 22599991. The next prime is 22600043. The reversal of 22600001 is 10000622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22420225 + 179776 = 4735^2 + 424^2 .

It is a cyclic number.

It is not a de Polignac number, because 22600001 - 2⁶ = 22599937 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22600051) 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, 11300000 + 11300001.

It is an arithmetic number, because the mean of its divisors is an integer number (11300001).

Almost surely, 2^22600001 is an apocalyptic number.

It is an amenable number.

22600001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22600001 is an equidigital number, since it uses as much as digits as its factorization.

22600001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 22600001 is about 4753.9458347777. The cubic root of 22600001 is about 282.7284329826.

Adding to 22600001 its reverse (10000622), we get a palindrome (32600623).

The spelling of 22600001 in words is "twenty-two million, six hundred thousand, one".