1323928 has 16 divisors (see below), whose sum is σ = 2517480. Its totient is φ = 652608.

The previous prime is 1323923. The next prime is 1323941. The reversal of 1323928 is 8293231.

It is a d-powerful number, because it can be written as 1 + 3⁸ + 2² + 3⁸ + 9² + 2²⁰ + 8⁶ .

It is a junction number, because it is equal to n+sod(n) for n = 1323896 and 1323905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323923) 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, 550 + ... + 1717.

2^1323928 is an apocalyptic number.

It is an amenable number.

1323928 is a deficient number, since it is larger than the sum of its proper divisors (1193552).

1323928 is a wasteful number, since it uses less digits than its factorization.

1323928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346 (or 2342 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 1323928 is about 1150.6207020561. The cubic root of 1323928 is about 109.8048329940.

The spelling of 1323928 in words is "one million, three hundred twenty-three thousand, nine hundred twenty-eight".