1223704 has 16 divisors (see below), whose sum is σ = 2311920. Its totient is φ = 607200.

The previous prime is 1223693. The next prime is 1223723. The reversal of 1223704 is 4073221.

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, 702 + ... + 1714.

It is an arithmetic number, because the mean of its divisors is an integer number (144495).

2^1223704 is an apocalyptic number.

It is an amenable number.

1223704 is a deficient number, since it is larger than the sum of its proper divisors (1088216).

1223704 is a wasteful number, since it uses less digits than its factorization.

1223704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170 (or 1166 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 1223704 is about 1106.2115530042. The cubic root of 1223704 is about 106.9610013058.

Adding to 1223704 its reverse (4073221), we get a palindrome (5296925).

It can be divided in two parts, 12 and 23704, that added together give a square (23716 = 154²).

The spelling of 1223704 in words is "one million, two hundred twenty-three thousand, seven hundred four".