531316330 has 32 divisors (see below), whose sum is σ = 1000315008. Its totient is φ = 202804800.

The previous prime is 531316309. The next prime is 531316339. The reversal of 531316330 is 33613135.

It is a junction number, because it is equal to n+sod(n) for n = 531316295 and 531316304.

It is not an unprimeable number, because it can be changed into a prime (531316339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103525 + ... + 108535.

It is an arithmetic number, because the mean of its divisors is an integer number (31259844).

Almost surely, 2^531316330 is an apocalyptic number.

531316330 is a deficient number, since it is larger than the sum of its proper divisors (468998678).

531316330 is a wasteful number, since it uses less digits than its factorization.

531316330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5502.

The product of its (nonzero) digits is 2430, while the sum is 25.

The square root of 531316330 is about 23050.2999980477. The cubic root of 531316330 is about 809.9366561246.

Adding to 531316330 its reverse (33613135), we get a palindrome (564929465).

The spelling of 531316330 in words is "five hundred thirty-one million, three hundred sixteen thousand, three hundred thirty".