12638048 has 24 divisors (see below), whose sum is σ = 24964128. Its totient is φ = 6297984.

The previous prime is 12638047. The next prime is 12638057. The reversal of 12638048 is 84083621.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12638047) 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, 14390 + ... + 15242.

It is an arithmetic number, because the mean of its divisors is an integer number (1040172).

Almost surely, 2^12638048 is an apocalyptic number.

It is an amenable number.

12638048 is a deficient number, since it is larger than the sum of its proper divisors (12326080).

12638048 is an equidigital number, since it uses as much as digits as its factorization.

12638048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326 (or 1318 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 12638048 is about 3555.0032348790. The cubic root of 12638048 is about 232.9306651440.

The spelling of 12638048 in words is "twelve million, six hundred thirty-eight thousand, forty-eight".