516938126 has 4 divisors (see below), whose sum is σ = 775407192. Its totient is φ = 258469062.

The previous prime is 516938069. The next prime is 516938129. The reversal of 516938126 is 621839615.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×516938126² = 534450052224783752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516938129) 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 as a sum of consecutive naturals, namely, 129234530 + ... + 129234533.

It is an arithmetic number, because the mean of its divisors is an integer number (193851798).

Almost surely, 2^516938126 is an apocalyptic number.

516938126 is a deficient number, since it is larger than the sum of its proper divisors (258469066).

516938126 is a wasteful number, since it uses less digits than its factorization.

516938126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258469065.

The product of its digits is 77760, while the sum is 41.

The square root of 516938126 is about 22736.2733533884. The cubic root of 516938126 is about 802.5637160488.

The spelling of 516938126 in words is "five hundred sixteen million, nine hundred thirty-eight thousand, one hundred twenty-six".