1204406 has 8 divisors (see below), whose sum is σ = 2064720. Its totient is φ = 516168.

The previous prime is 1204397. The next prime is 1204409. The reversal of 1204406 is 6044021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a zygodrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204409) 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, 43001 + ... + 43028.

It is an arithmetic number, because the mean of its divisors is an integer number (258090).

2^1204406 is an apocalyptic number.

1204406 is a deficient number, since it is larger than the sum of its proper divisors (860314).

1204406 is an equidigital number, since it uses as much as digits as its factorization.

1204406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86038.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1204406 is about 1097.4543270679. The cubic root of 1204406 is about 106.3957556677.

Adding to 1204406 its reverse (6044021), we get a palindrome (7248427).

The spelling of 1204406 in words is "one million, two hundred four thousand, four hundred six".