86062729 has 3 divisors (see below), whose sum is σ = 86072007. Its totient is φ = 86053452.

The previous prime is 86062709. The next prime is 86062741. The reversal of 86062729 is 92726068.

The square root of 86062729 is 9277.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 70476025 + 15586704 = 8395^2 + 3948^2 .

It is not a de Polignac number, because 86062729 - 2¹⁵ = 86029961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86062691 and 86062700.

It is not an unprimeable number, because it can be changed into a prime (86062709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4639 + ... + 13915.

It is an arithmetic number, because the mean of its divisors is an integer number (28690669).

Almost surely, 2^86062729 is an apocalyptic number.

86062729 is the 9277-th square number.

86062729 is the 4639-th centered octagonal number.

It is an amenable number.

86062729 is a deficient number, since it is larger than the sum of its proper divisors (9278).

86062729 is an frugal number, since it uses more digits than its factorization.

86062729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18554 (or 9277 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The cubic root of 86062729 is about 441.5077903619.

The spelling of 86062729 in words is "eighty-six million, sixty-two thousand, seven hundred twenty-nine".