4522155 has 16 divisors (see below), whose sum is σ = 7893504. Its totient is φ = 2192480.

The previous prime is 4522129. The next prime is 4522157. The reversal of 4522155 is 5512254.

It is a happy number.

It is not a de Polignac number, because 4522155 - 2⁵ = 4522123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4522157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13539 + ... + 13868.

It is an arithmetic number, because the mean of its divisors is an integer number (493344).

Almost surely, 2^4522155 is an apocalyptic number.

4522155 is a deficient number, since it is larger than the sum of its proper divisors (3371349).

4522155 is a wasteful number, since it uses less digits than its factorization.

4522155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27426.

The product of its digits is 2000, while the sum is 24.

The square root of 4522155 is about 2126.5359155208. The cubic root of 4522155 is about 165.3668604867.

Subtracting 4522155 from its reverse (5512254), we obtain a palindrome (990099).

The spelling of 4522155 in words is "four million, five hundred twenty-two thousand, one hundred fifty-five".