22606841 has 2 divisors, whose sum is σ = 22606842. Its totient is φ = 22606840.

The previous prime is 22606813. The next prime is 22606847. The reversal of 22606841 is 14860622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18490000 + 4116841 = 4300^2 + 2029^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22606841 is a prime.

It is a super-2 number, since 2×22606841² = 1022138519998562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22606847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11303420 + 11303421.

It is an arithmetic number, because the mean of its divisors is an integer number (11303421).

Almost surely, 2^22606841 is an apocalyptic number.

It is an amenable number.

22606841 is a deficient number, since it is larger than the sum of its proper divisors (1).

22606841 is an equidigital number, since it uses as much as digits as its factorization.

22606841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 22606841 is about 4754.6651827442. The cubic root of 22606841 is about 282.7569531497.

The spelling of 22606841 in words is "twenty-two million, six hundred six thousand, eight hundred forty-one".