331545352 has 16 divisors (see below), whose sum is σ = 636810300. Its totient is φ = 161729280.

The previous prime is 331545337. The next prime is 331545397. The reversal of 331545352 is 253545133.

It can be written as a sum of positive squares in 2 ways, for example, as 329277316 + 2268036 = 18146^2 + 1506^2 .

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, 505077 + ... + 505732.

Almost surely, 2^331545352 is an apocalyptic number.

It is an amenable number.

331545352 is a deficient number, since it is larger than the sum of its proper divisors (305264948).

331545352 is a wasteful number, since it uses less digits than its factorization.

331545352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010856 (or 1010852 counting only the distinct ones).

The product of its digits is 27000, while the sum is 31.

The square root of 331545352 is about 18208.3868588077. The cubic root of 331545352 is about 692.1193341149.

The spelling of 331545352 in words is "three hundred thirty-one million, five hundred forty-five thousand, three hundred fifty-two".