4422155 has 8 divisors (see below), whose sum is σ = 5586000. Its totient is φ = 3351456.

The previous prime is 4422151. The next prime is 4422169. The reversal of 4422155 is 5512244.

It is a happy number.

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 4422155 - 2² = 4422151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4422155.

It is not an unprimeable number, because it can be changed into a prime (4422151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23180 + ... + 23369.

It is an arithmetic number, because the mean of its divisors is an integer number (698250).

Almost surely, 2^4422155 is an apocalyptic number.

4422155 is a deficient number, since it is larger than the sum of its proper divisors (1163845).

4422155 is a wasteful number, since it uses less digits than its factorization.

4422155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46573.

The product of its digits is 1600, while the sum is 23.

The square root of 4422155 is about 2102.8920561931. The cubic root of 4422155 is about 164.1388250459.

Adding to 4422155 its reverse (5512244), we get a palindrome (9934399).

The spelling of 4422155 in words is "four million, four hundred twenty-two thousand, one hundred fifty-five".