1323406 has 8 divisors (see below), whose sum is σ = 2268720. Its totient is φ = 567168.

The previous prime is 1323389. The next prime is 1323409. The reversal of 1323406 is 6043231.

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 (1323409) 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, 47251 + ... + 47278.

It is an arithmetic number, because the mean of its divisors is an integer number (283590).

2^1323406 is an apocalyptic number.

1323406 is a deficient number, since it is larger than the sum of its proper divisors (945314).

1323406 is an equidigital number, since it uses as much as digits as its factorization.

1323406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94538.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1323406 is about 1150.3938456025. The cubic root of 1323406 is about 109.7903997676.

Adding to 1323406 its reverse (6043231), we get a palindrome (7366637).

The spelling of 1323406 in words is "one million, three hundred twenty-three thousand, four hundred six".