531516223 has 8 divisors (see below), whose sum is σ = 633858048. Its totient is φ = 435777144.

The previous prime is 531516217. The next prime is 531516229. The reversal of 531516223 is 322615135.

It is an interprime number because it is at equal distance from previous prime (531516217) and next prime (531516229).

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 531516223 - 2⁹ = 531515711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 531516191 and 531516200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531516229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1650511 + ... + 1650832.

It is an arithmetic number, because the mean of its divisors is an integer number (79232256).

Almost surely, 2^531516223 is an apocalyptic number.

531516223 is a deficient number, since it is larger than the sum of its proper divisors (102341825).

531516223 is a wasteful number, since it uses less digits than its factorization.

531516223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3301373.

The product of its digits is 5400, while the sum is 28.

The square root of 531516223 is about 23054.6356076170. The cubic root of 531516223 is about 810.0382154403.

The spelling of 531516223 in words is "five hundred thirty-one million, five hundred sixteen thousand, two hundred twenty-three".