4122555 has 8 divisors (see below), whose sum is σ = 6596112. Its totient is φ = 2198688.

The previous prime is 4122493. The next prime is 4122557. The reversal of 4122555 is 5552214.

It is a happy number.

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

It is not a de Polignac number, because 4122555 - 2⁹ = 4122043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4122557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137404 + ... + 137433.

It is an arithmetic number, because the mean of its divisors is an integer number (824514).

Almost surely, 2^4122555 is an apocalyptic number.

4122555 is a deficient number, since it is larger than the sum of its proper divisors (2473557).

4122555 is a wasteful number, since it uses less digits than its factorization.

4122555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274845.

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

The square root of 4122555 is about 2030.4075945484. The cubic root of 4122555 is about 160.3450236860.

Adding to 4122555 its reverse (5552214), we get a palindrome (9674769).

The spelling of 4122555 in words is "four million, one hundred twenty-two thousand, five hundred fifty-five".