86061005 has 4 divisors (see below), whose sum is σ = 103273212. Its totient is φ = 68848800.

The previous prime is 86060983. The next prime is 86061023. The reversal of 86061005 is 50016068.

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

It can be written as a sum of positive squares in 2 ways, for example, as 47596201 + 38464804 = 6899^2 + 6202^2 .

It is not a de Polignac number, because 86061005 - 2¹⁸ = 85798861 is a prime.

It is a super-2 number, since 2×86061005² = 14812993163220050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8606096 + ... + 8606105.

It is an arithmetic number, because the mean of its divisors is an integer number (25818303).

Almost surely, 2^86061005 is an apocalyptic number.

It is an amenable number.

86061005 is a deficient number, since it is larger than the sum of its proper divisors (17212207).

86061005 is a wasteful number, since it uses less digits than its factorization.

86061005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17212206.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 86061005 is about 9276.9070815655. The cubic root of 86061005 is about 441.5048422622.

The spelling of 86061005 in words is "eighty-six million, sixty-one thousand, five".