3201333140 has 24 divisors (see below), whose sum is σ = 6750705192. Its totient is φ = 1275217920.

The previous prime is 3201333139. The next prime is 3201333143. The reversal of 3201333140 is 413331023.

It can be written as a sum of positive squares in 4 ways, for example, as 835094404 + 2366238736 = 28898^2 + 48644^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201333143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327269 + ... + 336908.

It is an arithmetic number, because the mean of its divisors is an integer number (281279383).

Almost surely, 2^3201333140 is an apocalyptic number.

It is an amenable number.

3201333140 is an abundant number, since it is smaller than the sum of its proper divisors (3549372052).

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

3201333140 is a wasteful number, since it uses less digits than its factorization.

3201333140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664427 (or 664425 counting only the distinct ones).

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

The square root of 3201333140 is about 56580.3246720978. The cubic root of 3201333140 is about 1473.8172097845.

Adding to 3201333140 its reverse (413331023), we get a palindrome (3614664163).

The spelling of 3201333140 in words is "three billion, two hundred one million, three hundred thirty-three thousand, one hundred forty".