516225303 has 24 divisors (see below), whose sum is σ = 817564800. Its totient is φ = 311279760.

The previous prime is 516225239. The next prime is 516225313. The reversal of 516225303 is 303522615.

516225303 is a `hidden beast` number, since 5 + 1 + 622 + 5 + 30 + 3 = 666.

It is not a de Polignac number, because 516225303 - 2⁶ = 516225239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516225313) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 6600 + ... + 32802.

It is an arithmetic number, because the mean of its divisors is an integer number (34065200).

Almost surely, 2^516225303 is an apocalyptic number.

516225303 is a deficient number, since it is larger than the sum of its proper divisors (301339497).

516225303 is a wasteful number, since it uses less digits than its factorization.

516225303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26419 (or 26416 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 516225303 is about 22720.5920477438. The cubic root of 516225303 is about 802.1946525158.

Adding to 516225303 its reverse (303522615), we get a palindrome (819747918).

The spelling of 516225303 in words is "five hundred sixteen million, two hundred twenty-five thousand, three hundred three".