1224206 has 8 divisors (see below), whose sum is σ = 1899720. Its totient is φ = 590968.

The previous prime is 1224203. The next prime is 1224217. The reversal of 1224206 is 6024221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10496 + ... + 10611.

It is an arithmetic number, because the mean of its divisors is an integer number (237465).

2^1224206 is an apocalyptic number.

1224206 is a deficient number, since it is larger than the sum of its proper divisors (675514).

1224206 is a wasteful number, since it uses less digits than its factorization.

1224206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21138.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1224206 is about 1106.4384302798. The cubic root of 1224206 is about 106.9756255074.

Adding to 1224206 its reverse (6024221), we get a palindrome (7248427).

The spelling of 1224206 in words is "one million, two hundred twenty-four thousand, two hundred six".