516225 has 12 divisors (see below), whose sum is σ = 853616. Its totient is φ = 275280.

The previous prime is 516223. The next prime is 516227. The reversal of 516225 is 522615.

It is an interprime number because it is at equal distance from previous prime (516223) and next prime (516227).

It is not a de Polignac number, because 516225 - 2¹ = 516223 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 516225.

It is not an unprimeable number, because it can be changed into a prime (516223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3367 + ... + 3516.

2⁵¹⁶²²⁵ is an apocalyptic number.

It is an amenable number.

516225 is a deficient number, since it is larger than the sum of its proper divisors (337391).

516225 is a wasteful number, since it uses less digits than its factorization.

516225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6896 (or 6891 counting only the distinct ones).

The product of its digits is 600, while the sum is 21.

The square root of 516225 is about 718.4879957244. The cubic root of 516225 is about 80.2194495566.

It can be divided in two parts, 516 and 225, that added together give a triangular number (741 = T₃₈).

The spelling of 516225 in words is "five hundred sixteen thousand, two hundred twenty-five".