516045742 has 8 divisors (see below), whose sum is σ = 787188600. Its totient is φ = 253649544.

The previous prime is 516045731. The next prime is 516045743. The reversal of 516045742 is 247540615.

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

It is a junction number, because it is equal to n+sod(n) for n = 516045698 and 516045707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516045743) 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 3 ways as a sum of consecutive naturals, for example, 2186517 + ... + 2186752.

It is an arithmetic number, because the mean of its divisors is an integer number (98398575).

Almost surely, 2^516045742 is an apocalyptic number.

516045742 is a deficient number, since it is larger than the sum of its proper divisors (271142858).

516045742 is a wasteful number, since it uses less digits than its factorization.

516045742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4373330.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 516045742 is about 22716.6402005226. The cubic root of 516045742 is about 802.1016313889.

The spelling of 516045742 in words is "five hundred sixteen million, forty-five thousand, seven hundred forty-two".