12206234 has 4 divisors (see below), whose sum is σ = 18309354. Its totient is φ = 6103116.

The previous prime is 12206209. The next prime is 12206269. The reversal of 12206234 is 43260221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43260221 = 31 ⋅1395491.

It can be written as a sum of positive squares in only one way, i.e., 12145225 + 61009 = 3485^2 + 247^2 .

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3051557 + ... + 3051560.

Almost surely, 2^12206234 is an apocalyptic number.

12206234 is a deficient number, since it is larger than the sum of its proper divisors (6103120).

12206234 is an equidigital number, since it uses as much as digits as its factorization.

12206234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6103119.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 12206234 is about 3493.7421198480. The cubic root of 12206234 is about 230.2469559153.

Adding to 12206234 its reverse (43260221), we get a palindrome (55466455).

The spelling of 12206234 in words is "twelve million, two hundred six thousand, two hundred thirty-four".