86047573 has 4 divisors (see below), whose sum is σ = 86164128. Its totient is φ = 85931020.

The previous prime is 86047529. The next prime is 86047589. The reversal of 86047573 is 37574068.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86047573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86047513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57163 + ... + 58648.

It is an arithmetic number, because the mean of its divisors is an integer number (21541032).

Almost surely, 2^86047573 is an apocalyptic number.

It is an amenable number.

86047573 is a deficient number, since it is larger than the sum of its proper divisors (116555).

86047573 is a wasteful number, since it uses less digits than its factorization.

86047573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116554.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 86047573 is about 9276.1831051354. The cubic root of 86047573 is about 441.4818717287.

The spelling of 86047573 in words is "eighty-six million, forty-seven thousand, five hundred seventy-three".