516861093 has 8 divisors (see below), whose sum is σ = 787597888. Its totient is φ = 295349184.

The previous prime is 516861073. The next prime is 516861127. The reversal of 516861093 is 390168615.

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

It is not a de Polignac number, because 516861093 - 2⁵ = 516861061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516861073) 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 7 ways as a sum of consecutive naturals, for example, 12306196 + ... + 12306237.

It is an arithmetic number, because the mean of its divisors is an integer number (98449736).

Almost surely, 2^516861093 is an apocalyptic number.

It is an amenable number.

516861093 is a deficient number, since it is larger than the sum of its proper divisors (270736795).

516861093 is a wasteful number, since it uses less digits than its factorization.

516861093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24612443.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 516861093 is about 22734.5792351651. The cubic root of 516861093 is about 802.5238486328.

The spelling of 516861093 in words is "five hundred sixteen million, eight hundred sixty-one thousand, ninety-three".