22240601 has 2 divisors, whose sum is σ = 22240602. Its totient is φ = 22240600.

The previous prime is 22240579. The next prime is 22240637. The reversal of 22240601 is 10604222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22080601 + 160000 = 4699^2 + 400^2 .

It is a cyclic number.

It is not a de Polignac number, because 22240601 - 2¹⁴ = 22224217 is a prime.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 22240601.

It is not a weakly prime, because it can be changed into another prime (22240681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120300 + 11120301.

It is an arithmetic number, because the mean of its divisors is an integer number (11120301).

Almost surely, 2^22240601 is an apocalyptic number.

It is an amenable number.

22240601 is a deficient number, since it is larger than the sum of its proper divisors (1).

22240601 is an equidigital number, since it uses as much as digits as its factorization.

22240601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 22240601 is about 4715.9941687835. The cubic root of 22240601 is about 281.2217067176.

Adding to 22240601 its reverse (10604222), we get a palindrome (32844823).

The spelling of 22240601 in words is "twenty-two million, two hundred forty thousand, six hundred one".