1330406 has 32 divisors (see below), whose sum is σ = 2550528. Its totient is φ = 505440.

The previous prime is 1330397. The next prime is 1330411. The reversal of 1330406 is 6040331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8081 + ... + 8243.

It is an arithmetic number, because the mean of its divisors is an integer number (79704).

2^1330406 is an apocalyptic number.

1330406 is a deficient number, since it is larger than the sum of its proper divisors (1220122).

1330406 is a wasteful number, since it uses less digits than its factorization.

With its successor (1330407) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (236).

1330406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1330406 is about 1153.4322693596. The cubic root of 1330406 is about 109.9836339288.

Adding to 1330406 its reverse (6040331), we get a palindrome (7370737).

The spelling of 1330406 in words is "one million, three hundred thirty thousand, four hundred six".