12801896 has 16 divisors (see below), whose sum is σ = 25267200. Its totient is φ = 6063984.

The previous prime is 12801863. The next prime is 12801911. The reversal of 12801896 is 69810821.

12801896 = 34² + 35² + ... + 337².

12801896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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, 41960 + ... + 42263.

It is an arithmetic number, because the mean of its divisors is an integer number (1579200).

Almost surely, 2^12801896 is an apocalyptic number.

It is an amenable number.

12801896 is a deficient number, since it is larger than the sum of its proper divisors (12465304).

12801896 is a wasteful number, since it uses less digits than its factorization.

12801896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84248 (or 84244 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 35.

The square root of 12801896 is about 3577.9737282434. The cubic root of 12801896 is about 233.9329683569.

The spelling of 12801896 in words is "twelve million, eight hundred one thousand, eight hundred ninety-six".