531783323 has 8 divisors (see below), whose sum is σ = 534016560. Its totient is φ = 529555680.

The previous prime is 531783313. The next prime is 531783337. The reversal of 531783323 is 323387135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 531783323 - 2⁸ = 531783067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (531783313) 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 7 ways as a sum of consecutive naturals, for example, 326036 + ... + 327662.

It is an arithmetic number, because the mean of its divisors is an integer number (66752070).

Almost surely, 2^531783323 is an apocalyptic number.

531783323 is a deficient number, since it is larger than the sum of its proper divisors (2233237).

531783323 is a wasteful number, since it uses less digits than its factorization.

531783323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2797.

The product of its digits is 45360, while the sum is 35.

The square root of 531783323 is about 23060.4276413080. The cubic root of 531783323 is about 810.1738807727.

The spelling of 531783323 in words is "five hundred thirty-one million, seven hundred eighty-three thousand, three hundred twenty-three".