516389241 has 8 divisors (see below), whose sum is σ = 688628704. Its totient is φ = 344204640.

The previous prime is 516389233. The next prime is 516389243. The reversal of 516389241 is 142983615.

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

It is not a de Polignac number, because 516389241 - 2³ = 516389233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 516389241.

It is not an unprimeable number, because it can be changed into a prime (516389243) 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, 20310 + ... + 38016.

It is an arithmetic number, because the mean of its divisors is an integer number (86078588).

Almost surely, 2^516389241 is an apocalyptic number.

It is an amenable number.

516389241 is a deficient number, since it is larger than the sum of its proper divisors (172239463).

516389241 is a wasteful number, since it uses less digits than its factorization.

516389241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27431.

The product of its digits is 51840, while the sum is 39.

The square root of 516389241 is about 22724.1994578467. The cubic root of 516389241 is about 802.2795613514.

The spelling of 516389241 in words is "five hundred sixteen million, three hundred eighty-nine thousand, two hundred forty-one".