331535352 has 64 divisors (see below), whose sum is σ = 856604160. Its totient is φ = 106870400.

The previous prime is 331535311. The next prime is 331535357. The reversal of 331535352 is 253535133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331535357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88477 + ... + 92147.

It is an arithmetic number, because the mean of its divisors is an integer number (13384440).

Almost surely, 2^331535352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331535352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (428302080).

331535352 is an abundant number, since it is smaller than the sum of its proper divisors (525068808).

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

331535352 is a wasteful number, since it uses less digits than its factorization.

331535352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3804 (or 3800 counting only the distinct ones).

The product of its digits is 20250, while the sum is 30.

The square root of 331535352 is about 18208.1122580019. The cubic root of 331535352 is about 692.1123755265.

The spelling of 331535352 in words is "three hundred thirty-one million, five hundred thirty-five thousand, three hundred fifty-two".