1333406 has 12 divisors (see below), whose sum is σ = 2059848. Its totient is φ = 647352.

The previous prime is 1333393. The next prime is 1333411. The reversal of 1333406 is 6043331.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2495 + ... + 2981.

It is an arithmetic number, because the mean of its divisors is an integer number (171654).

2^1333406 is an apocalyptic number.

1333406 is a deficient number, since it is larger than the sum of its proper divisors (726442).

1333406 is an equidigital number, since it uses as much as digits as its factorization.

1333406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563 (or 526 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1333406 is about 1154.7320035402. The cubic root of 1333406 is about 110.0662410939.

Adding to 1333406 its reverse (6043331), we get a palindrome (7376737).

The spelling of 1333406 in words is "one million, three hundred thirty-three thousand, four hundred six".