4331663 has 8 divisors (see below), whose sum is σ = 4967328. Its totient is φ = 3700224.

The previous prime is 4331653. The next prime is 4331683. The reversal of 4331663 is 3661334.

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 4331663 - 2⁴ = 4331647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4331653) 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, 1595 + ... + 3347.

It is an arithmetic number, because the mean of its divisors is an integer number (620916).

Almost surely, 2^4331663 is an apocalyptic number.

4331663 is a deficient number, since it is larger than the sum of its proper divisors (635665).

4331663 is a wasteful number, since it uses less digits than its factorization.

4331663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113.

The product of its digits is 3888, while the sum is 26.

The square root of 4331663 is about 2081.2647597074. The cubic root of 4331663 is about 163.0114912796.

Adding to 4331663 its reverse (3661334), we get a palindrome (7992997).

It can be divided in two parts, 4331 and 663, that added together give a palindrome (4994).

The spelling of 4331663 in words is "four million, three hundred thirty-one thousand, six hundred sixty-three".