22606161 has 8 divisors (see below), whose sum is σ = 31113984. Its totient is φ = 14584560.

The previous prime is 22606159. The next prime is 22606163. The reversal of 22606161 is 16160622.

It is an interprime number because it is at equal distance from previous prime (22606159) and next prime (22606163).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22606161 - 2¹ = 22606159 is a prime.

It is a super-2 number, since 2×22606161² = 1022077030315842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22606163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121446 + ... + 121631.

It is an arithmetic number, because the mean of its divisors is an integer number (3889248).

Almost surely, 2^22606161 is an apocalyptic number.

It is an amenable number.

22606161 is a deficient number, since it is larger than the sum of its proper divisors (8507823).

22606161 is a wasteful number, since it uses less digits than its factorization.

22606161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243111.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 22606161 is about 4754.5936734909. The cubic root of 22606161 is about 282.7541180690.

Adding to 22606161 its reverse (16160622), we get a palindrome (38766783).

The spelling of 22606161 in words is "twenty-two million, six hundred six thousand, one hundred sixty-one".