52686719 has 2 divisors, whose sum is σ = 52686720. Its totient is φ = 52686718.

The previous prime is 52686713. The next prime is 52686727. The reversal of 52686719 is 91768625.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52686719 - 2⁴ = 52686703 is a prime.

It is a super-2 number, since 2×52686719² = 5551780717969922, which contains 22 as substring.

It is a Chen prime.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 52686719.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52686713) 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, 26343359 + 26343360.

It is an arithmetic number, because the mean of its divisors is an integer number (26343360).

Almost surely, 2^52686719 is an apocalyptic number.

52686719 is a deficient number, since it is larger than the sum of its proper divisors (1).

52686719 is an equidigital number, since it uses as much as digits as its factorization.

52686719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 44.

The square root of 52686719 is about 7258.5617721419. The cubic root of 52686719 is about 374.8870035845.

The spelling of 52686719 in words is "fifty-two million, six hundred eighty-six thousand, seven hundred nineteen".