86075565 has 32 divisors (see below), whose sum is σ = 142442496. Its totient is φ = 44358720.

The previous prime is 86075543. The next prime is 86075581. The reversal of 86075565 is 56557068.

It is not a de Polignac number, because 86075565 - 2⁸ = 86075309 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 57780 + ... + 59250.

It is an arithmetic number, because the mean of its divisors is an integer number (4451328).

Almost surely, 2^86075565 is an apocalyptic number.

It is an amenable number.

86075565 is a deficient number, since it is larger than the sum of its proper divisors (56366931).

86075565 is a wasteful number, since it uses less digits than its factorization.

86075565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609.

The product of its (nonzero) digits is 252000, while the sum is 42.

The square root of 86075565 is about 9277.6917926821. The cubic root of 86075565 is about 441.5297391286.

The spelling of 86075565 in words is "eighty-six million, seventy-five thousand, five hundred sixty-five".