1333440020 has 24 divisors (see below), whose sum is σ = 3054790368. Its totient is φ = 484887200.

The previous prime is 1333440011. The next prime is 1333440023. The reversal of 1333440020 is 200443331.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1333439974 and 1333440001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1333440023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3030326 + ... + 3030765.

It is an arithmetic number, because the mean of its divisors is an integer number (127282932).

Almost surely, 2^1333440020 is an apocalyptic number.

1333440020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1333440020 is an abundant number, since it is smaller than the sum of its proper divisors (1721350348).

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

1333440020 is a wasteful number, since it uses less digits than its factorization.

1333440020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6061111 (or 6061109 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1333440020 is about 36516.2980051374. The cubic root of 1333440020 is about 1100.6717714829.

Adding to 1333440020 its reverse (200443331), we get a palindrome (1533883351).

The spelling of 1333440020 in words is "one billion, three hundred thirty-three million, four hundred forty thousand, twenty".