1333240 has 16 divisors (see below), whose sum is σ = 2999880. Its totient is φ = 533280.

The previous prime is 1333231. The next prime is 1333253. The reversal of 1333240 is 423331.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16626 + ... + 16705.

2^1333240 is an apocalyptic number.

1333240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1333240 is an abundant number, since it is smaller than the sum of its proper divisors (1666640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1333240 is a wasteful number, since it uses less digits than its factorization.

1333240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33342 (or 33338 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 1333240 is about 1154.6601231531. The cubic root of 1333240 is about 110.0616734043.

Adding to 1333240 its reverse (423331), we get a palindrome (1756571).

Subtracting from 1333240 its reverse (423331), we obtain a palindrome (909909).

The spelling of 1333240 in words is "one million, three hundred thirty-three thousand, two hundred forty".