22260155 has 8 divisors (see below), whose sum is σ = 26905200. Its totient is φ = 17679456.

The previous prime is 22260151. The next prime is 22260163. The reversal of 22260155 is 55106222.

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 22260155 - 2² = 22260151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22260155.

It is not an unprimeable number, because it can be changed into a prime (22260151) 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, 15320 + ... + 16709.

It is an arithmetic number, because the mean of its divisors is an integer number (3363150).

Almost surely, 2^22260155 is an apocalyptic number.

22260155 is a deficient number, since it is larger than the sum of its proper divisors (4645045).

22260155 is a wasteful number, since it uses less digits than its factorization.

22260155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32173.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 22260155 is about 4718.0668710818. The cubic root of 22260155 is about 281.3040995519.

Adding to 22260155 its reverse (55106222), we get a palindrome (77366377).

The spelling of 22260155 in words is "twenty-two million, two hundred sixty thousand, one hundred fifty-five".