532311320 has 32 divisors (see below), whose sum is σ = 1198357200. Its totient is φ = 212807808.

The previous prime is 532311317. The next prime is 532311343. The reversal of 532311320 is 23113235.

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

It is a junction number, because it is equal to n+sod(n) for n = 532311292 and 532311301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143651 + ... + 147309.

Almost surely, 2^532311320 is an apocalyptic number.

It is an amenable number.

532311320 is an abundant number, since it is smaller than the sum of its proper divisors (666045880).

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

532311320 is a wasteful number, since it uses less digits than its factorization.

532311320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7307 (or 7303 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 532311320 is about 23071.8729192062. The cubic root of 532311320 is about 810.4419272141.

Adding to 532311320 its reverse (23113235), we get a palindrome (555424555).

The spelling of 532311320 in words is "five hundred thirty-two million, three hundred eleven thousand, three hundred twenty".