22106155 has 8 divisors (see below), whose sum is σ = 26571600. Its totient is φ = 17655456.

The previous prime is 22106153. The next prime is 22106159. The reversal of 22106155 is 55160122.

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

It is a cyclic number.

It is not a de Polignac number, because 22106155 - 2¹ = 22106153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22106153) 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, 60 + ... + 6649.

It is an arithmetic number, because the mean of its divisors is an integer number (3321450).

Almost surely, 2^22106155 is an apocalyptic number.

22106155 is a deficient number, since it is larger than the sum of its proper divisors (4465445).

22106155 is an equidigital number, since it uses as much as digits as its factorization.

22106155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7373.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 22106155 is about 4701.7183029186. The cubic root of 22106155 is about 280.6538926738.

Adding to 22106155 its reverse (55160122), we get a palindrome (77266277).

The spelling of 22106155 in words is "twenty-two million, one hundred six thousand, one hundred fifty-five".