2423663 has 4 divisors (see below), whose sum is σ = 2644008. Its totient is φ = 2203320.

The previous prime is 2423651. The next prime is 2423669. The reversal of 2423663 is 3663242.

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

It is a cyclic number.

It is not a de Polignac number, because 2423663 - 2¹⁶ = 2358127 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 (2423669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110156 + ... + 110177.

It is an arithmetic number, because the mean of its divisors is an integer number (661002).

2^2423663 is an apocalyptic number.

2423663 is a deficient number, since it is larger than the sum of its proper divisors (220345).

2423663 is a wasteful number, since it uses less digits than its factorization.

2423663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220344.

The product of its digits is 5184, while the sum is 26.

The square root of 2423663 is about 1556.8118062245. The cubic root of 2423663 is about 134.3251737387.

It can be divided in two parts, 242 and 3663, that multiplied together give a triangular number (886446 = T₁₃₃₁).

The spelling of 2423663 in words is "two million, four hundred twenty-three thousand, six hundred sixty-three".