12718234 has 16 divisors (see below), whose sum is σ = 19476288. Its totient is φ = 6227712.

The previous prime is 12718213. The next prime is 12718249. The reversal of 12718234 is 43281721.

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, 21754 + ... + 22330.

It is an arithmetic number, because the mean of its divisors is an integer number (1217268).

Almost surely, 2^12718234 is an apocalyptic number.

12718234 is a deficient number, since it is larger than the sum of its proper divisors (6758054).

12718234 is a wasteful number, since it uses less digits than its factorization.

12718234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789.

The product of its digits is 2688, while the sum is 28.

The square root of 12718234 is about 3566.2633105255. The cubic root of 12718234 is about 233.4222604352.

Adding to 12718234 its reverse (43281721), we get a palindrome (55999955).

The spelling of 12718234 in words is "twelve million, seven hundred eighteen thousand, two hundred thirty-four".