1223504 has 20 divisors (see below), whose sum is σ = 2422464. Its totient is φ = 598368.

The previous prime is 1223491. The next prime is 1223527. The reversal of 1223504 is 4053221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62 + ... + 1565.

2^1223504 is an apocalyptic number.

It is an amenable number.

1223504 is a deficient number, since it is larger than the sum of its proper divisors (1198960).

1223504 is a wasteful number, since it uses less digits than its factorization.

1223504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682 (or 1676 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1223504 is about 1106.1211506883. The cubic root of 1223504 is about 106.9551738165.

Adding to 1223504 its reverse (4053221), we get a palindrome (5276725).

The spelling of 1223504 in words is "one million, two hundred twenty-three thousand, five hundred four".