4255522 has 4 divisors (see below), whose sum is σ = 6383286. Its totient is φ = 2127760.

The previous prime is 4255519. The next prime is 4255523. The reversal of 4255522 is 2255524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4198401 + 57121 = 2049^2 + 239^2 .

It is not an unprimeable number, because it can be changed into a prime (4255523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063879 + ... + 1063882.

Almost surely, 2^4255522 is an apocalyptic number.

4255522 is a deficient number, since it is larger than the sum of its proper divisors (2127764).

4255522 is a wasteful number, since it uses less digits than its factorization.

4255522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127763.

The product of its digits is 4000, while the sum is 25.

The square root of 4255522 is about 2062.8916597825. The cubic root of 4255522 is about 162.0507131784.

The spelling of 4255522 in words is "four million, two hundred fifty-five thousand, five hundred twenty-two".