516651842 has 16 divisors (see below), whose sum is σ = 886021632. Its totient is φ = 221339040.

The previous prime is 516651841. The next prime is 516651847. The reversal of 516651842 is 248156615.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 516651796 and 516651805.

It is not an unprimeable number, because it can be changed into a prime (516651841) 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, 45167 + ... + 55437.

It is an arithmetic number, because the mean of its divisors is an integer number (55376352).

Almost surely, 2^516651842 is an apocalyptic number.

516651842 is a deficient number, since it is larger than the sum of its proper divisors (369369790).

516651842 is a wasteful number, since it uses less digits than its factorization.

516651842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13873.

The product of its digits is 57600, while the sum is 38.

The square root of 516651842 is about 22729.9767267809. The cubic root of 516651842 is about 802.4155335315.

The spelling of 516651842 in words is "five hundred sixteen million, six hundred fifty-one thousand, eight hundred forty-two".