516336349 has 2 divisors, whose sum is σ = 516336350. Its totient is φ = 516336348.

The previous prime is 516336307. The next prime is 516336377. The reversal of 516336349 is 943633615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 514473124 + 1863225 = 22682^2 + 1365^2 .

It is a cyclic number.

It is not a de Polignac number, because 516336349 - 2¹⁹ = 515812061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516336049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258168174 + 258168175.

It is an arithmetic number, because the mean of its divisors is an integer number (258168175).

Almost surely, 2^516336349 is an apocalyptic number.

It is an amenable number.

516336349 is a deficient number, since it is larger than the sum of its proper divisors (1).

516336349 is an equidigital number, since it uses as much as digits as its factorization.

516336349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 40.

The square root of 516336349 is about 22723.0356466736. The cubic root of 516336349 is about 802.2521688239.

The spelling of 516336349 in words is "five hundred sixteen million, three hundred thirty-six thousand, three hundred forty-nine".