12263638 has 8 divisors (see below), whose sum is σ = 18412632. Its totient is φ = 6126096.

The previous prime is 12263611. The next prime is 12263651. The reversal of 12263638 is 83636221.

12263638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706 + ... + 5002.

It is an arithmetic number, because the mean of its divisors is an integer number (2301579).

Almost surely, 2^12263638 is an apocalyptic number.

12263638 is a deficient number, since it is larger than the sum of its proper divisors (6148994).

12263638 is a wasteful number, since it uses less digits than its factorization.

12263638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5726.

The product of its digits is 10368, while the sum is 31.

The square root of 12263638 is about 3501.9477437563. The cubic root of 12263638 is about 230.6073299917.

Adding to 12263638 its reverse (83636221), we get a palindrome (95899859).

The spelling of 12263638 in words is "twelve million, two hundred sixty-three thousand, six hundred thirty-eight".