12738562 has 8 divisors (see below), whose sum is σ = 19126800. Its totient is φ = 6362964.

The previous prime is 12738533. The next prime is 12738563. The reversal of 12738562 is 26583721.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (12738563) 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, 12 + ... + 5047.

It is an arithmetic number, because the mean of its divisors is an integer number (2390850).

Almost surely, 2^12738562 is an apocalyptic number.

12738562 is a deficient number, since it is larger than the sum of its proper divisors (6388238).

12738562 is a wasteful number, since it uses less digits than its factorization.

12738562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6320.

The product of its digits is 20160, while the sum is 34.

The square root of 12738562 is about 3569.1122145430. The cubic root of 12738562 is about 233.5465565682.

The spelling of 12738562 in words is "twelve million, seven hundred thirty-eight thousand, five hundred sixty-two".