531303532 has 12 divisors (see below), whose sum is σ = 939367240. Its totient is φ = 262912896.

The previous prime is 531303529. The next prime is 531303541. The reversal of 531303532 is 235303135.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 531303497 and 531303506.

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, 684282 + ... + 685057.

Almost surely, 2^531303532 is an apocalyptic number.

It is an amenable number.

531303532 is a deficient number, since it is larger than the sum of its proper divisors (408063708).

531303532 is a wasteful number, since it uses less digits than its factorization.

531303532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369440 (or 1369438 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 531303532 is about 23050.0223861063. The cubic root of 531303532 is about 809.9301529977.

Adding to 531303532 its reverse (235303135), we get a palindrome (766606667).

The spelling of 531303532 in words is "five hundred thirty-one million, three hundred three thousand, five hundred thirty-two".