1333870720 has 256 divisors, whose sum is σ = 4037241600. Its totient is φ = 410075136.

The previous prime is 1333870691. The next prime is 1333870723. The reversal of 1333870720 is 270783331.

It is a super-2 number, since 2×1333870720² = 3558422195346636800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1333870723) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2154571 + ... + 2155189.

It is an arithmetic number, because the mean of its divisors is an integer number (15770475).

Almost surely, 2^1333870720 is an apocalyptic number.

1333870720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1333870720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2018620800).

1333870720 is an abundant number, since it is smaller than the sum of its proper divisors (2703370880).

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

1333870720 is a wasteful number, since it uses less digits than its factorization.

1333870720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695 (or 683 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 1333870720 is about 36522.1948957069. The cubic root of 1333870720 is about 1100.7902640770.

The spelling of 1333870720 in words is "one billion, three hundred thirty-three million, eight hundred seventy thousand, seven hundred twenty".