1222304 has 12 divisors (see below), whose sum is σ = 2406474. Its totient is φ = 611136.

The previous prime is 1222279. The next prime is 1222307. The reversal of 1222304 is 4032221.

It can be written as a sum of positive squares in only one way, i.e., 1106704 + 115600 = 1052^2 + 340^2 .

It is not an unprimeable number, because it can be changed into a prime (1222307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19067 + ... + 19130.

2^1222304 is an apocalyptic number.

It is an amenable number.

1222304 is a deficient number, since it is larger than the sum of its proper divisors (1184170).

1222304 is an equidigital number, since it uses as much as digits as its factorization.

1222304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38207 (or 38199 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1222304 is about 1105.5785815581. The cubic root of 1222304 is about 106.9201955379.

Adding to 1222304 its reverse (4032221), we get a palindrome (5254525).

The spelling of 1222304 in words is "one million, two hundred twenty-two thousand, three hundred four".