12186234 has 16 divisors (see below), whose sum is σ = 27080640. Its totient is φ = 4062060.

The previous prime is 12186217. The next prime is 12186299. The reversal of 12186234 is 43268121.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 12186198 and 12186207.

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, 112782 + ... + 112889.

It is an arithmetic number, because the mean of its divisors is an integer number (1692540).

Almost surely, 2^12186234 is an apocalyptic number.

12186234 is an abundant number, since it is smaller than the sum of its proper divisors (14894406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12186234 is a wasteful number, since it uses less digits than its factorization.

12186234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225682 (or 225676 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 12186234 is about 3490.8786859471. The cubic root of 12186234 is about 230.1211334193.

The spelling of 12186234 in words is "twelve million, one hundred eighty-six thousand, two hundred thirty-four".