13862638 has 16 divisors (see below), whose sum is σ = 21599280. Its totient is φ = 6664896.

The previous prime is 13862623. The next prime is 13862659. The reversal of 13862638 is 83626831.

It is a junction number, because it is equal to n+sod(n) for n = 13862597 and 13862606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26245 + ... + 26767.

It is an arithmetic number, because the mean of its divisors is an integer number (1349955).

Almost surely, 2^13862638 is an apocalyptic number.

13862638 is a deficient number, since it is larger than the sum of its proper divisors (7736642).

13862638 is a wasteful number, since it uses less digits than its factorization.

13862638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011.

The product of its digits is 41472, while the sum is 37.

The square root of 13862638 is about 3723.2563704370. The cubic root of 13862638 is about 240.2233915401.

The spelling of 13862638 in words is "thirteen million, eight hundred sixty-two thousand, six hundred thirty-eight".