4521255 has 16 divisors (see below), whose sum is σ = 7334880. Its totient is φ = 2377728.

The previous prime is 4521241. The next prime is 4521299. The reversal of 4521255 is 5521254.

It is a happy number.

It is not a de Polignac number, because 4521255 - 2⁹ = 4520743 is a prime.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 970 + ... + 3159.

It is an arithmetic number, because the mean of its divisors is an integer number (458430).

Almost surely, 2^4521255 is an apocalyptic number.

4521255 is a deficient number, since it is larger than the sum of its proper divisors (2813625).

4521255 is a wasteful number, since it uses less digits than its factorization.

4521255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4210.

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

The square root of 4521255 is about 2126.3242932347. The cubic root of 4521255 is about 165.3558893126.

Subtracting 4521255 from its reverse (5521254), we obtain a palindrome (999999).

The spelling of 4521255 in words is "four million, five hundred twenty-one thousand, two hundred fifty-five".