4255663 has 8 divisors (see below), whose sum is σ = 4427280. Its totient is φ = 4085760.

The previous prime is 4255637. The next prime is 4255673. The reversal of 4255663 is 3665524.

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

It is a cyclic number.

It is not a de Polignac number, because 4255663 - 2¹³ = 4247471 is a prime.

It is a super-2 number, since 2×4255663² = 36221335139138, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4¹¹ + 2¹¹ + 5³ + 5³ + 6 + 6 + 3¹⁰ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7168 + ... + 7738.

It is an arithmetic number, because the mean of its divisors is an integer number (553410).

Almost surely, 2^4255663 is an apocalyptic number.

4255663 is a deficient number, since it is larger than the sum of its proper divisors (171617).

4255663 is a wasteful number, since it uses less digits than its factorization.

4255663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857.

The product of its digits is 21600, while the sum is 31.

The square root of 4255663 is about 2062.9258348278. The cubic root of 4255663 is about 162.0525029234.

The spelling of 4255663 in words is "four million, two hundred fifty-five thousand, six hundred sixty-three".