12199234 has 12 divisors (see below), whose sum is σ = 19407654. Its totient is φ = 5731232.

The previous prime is 12199211. The next prime is 12199237. The reversal of 12199234 is 43299121.

It can be written as a sum of positive squares in only one way, i.e., 8970025 + 3229209 = 2995^2 + 1797^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12199196 and 12199205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12199237) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20067 + ... + 20665.

Almost surely, 2^12199234 is an apocalyptic number.

12199234 is a deficient number, since it is larger than the sum of its proper divisors (7208420).

12199234 is an frugal number, since it uses more digits than its factorization.

12199234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217 (or 618 counting only the distinct ones).

The product of its digits is 3888, while the sum is 31.

The square root of 12199234 is about 3492.7401850123. The cubic root of 12199234 is about 230.2029336862.

The spelling of 12199234 in words is "twelve million, one hundred ninety-nine thousand, two hundred thirty-four".