4263656 has 16 divisors (see below), whose sum is σ = 8126340. Its totient is φ = 2096640.

The previous prime is 4263641. The next prime is 4263659. The reversal of 4263656 is 6563624.

It can be written as a sum of positive squares in 2 ways, for example, as 3724900 + 538756 = 1930^2 + 734^2 .

It is not an unprimeable number, because it can be changed into a prime (4263659) 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, 3881 + ... + 4856.

Almost surely, 2^4263656 is an apocalyptic number.

It is an amenable number.

4263656 is a deficient number, since it is larger than the sum of its proper divisors (3862684).

4263656 is a wasteful number, since it uses less digits than its factorization.

4263656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8804 (or 8800 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 4263656 is about 2064.8622230067. The cubic root of 4263656 is about 162.1538953163.

Subtracting from 4263656 its sum of digits (32), we obtain a palindrome (4263624).

Subtracting 4263656 from its reverse (6563624), we obtain a cube (2299968 = 132³).

The spelling of 4263656 in words is "four million, two hundred sixty-three thousand, six hundred fifty-six".