22606601 has 2 divisors, whose sum is σ = 22606602. Its totient is φ = 22606600.

The previous prime is 22606579. The next prime is 22606603. The reversal of 22606601 is 10660622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15721225 + 6885376 = 3965^2 + 2624^2 .

It is a cyclic number.

It is not a de Polignac number, because 22606601 - 2¹⁸ = 22344457 is a prime.

It is a super-2 number, since 2×22606601² = 1022116817546402, which contains 22 as substring.

Together with 22606603, 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 (22606603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11303300 + 11303301.

It is an arithmetic number, because the mean of its divisors is an integer number (11303301).

Almost surely, 2^22606601 is an apocalyptic number.

It is an amenable number.

22606601 is a deficient number, since it is larger than the sum of its proper divisors (1).

22606601 is an equidigital number, since it uses as much as digits as its factorization.

22606601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 22606601 is about 4754.6399443070. The cubic root of 22606601 is about 282.7559525395.

The spelling of 22606601 in words is "twenty-two million, six hundred six thousand, six hundred one".