4002255 has 48 divisors (see below), whose sum is σ = 7587840. Its totient is φ = 1944000.

The previous prime is 4002247. The next prime is 4002263. The reversal of 4002255 is 5522004.

It is an interprime number because it is at equal distance from previous prime (4002247) and next prime (4002263).

It is not a de Polignac number, because 4002255 - 2³ = 4002247 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 26430 + ... + 26580.

It is an arithmetic number, because the mean of its divisors is an integer number (158080).

Almost surely, 2^4002255 is an apocalyptic number.

4002255 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4002255 is a deficient number, since it is larger than the sum of its proper divisors (3585585).

4002255 is a wasteful number, since it uses less digits than its factorization.

4002255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 4002255 is about 2000.5636705689. The cubic root of 4002255 is about 158.7699295045.

Adding to 4002255 its reverse (5522004), we get a palindrome (9524259).

The spelling of 4002255 in words is "four million, two thousand, two hundred fifty-five".