86587133 has 4 divisors (see below), whose sum is σ = 87071040. Its totient is φ = 86103228.

The previous prime is 86587129. The next prime is 86587183. The reversal of 86587133 is 33178568.

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 not a de Polignac number, because 86587133 - 2² = 86587129 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 (86587183) 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, 241685 + ... + 242042.

It is an arithmetic number, because the mean of its divisors is an integer number (21767760).

Almost surely, 2^86587133 is an apocalyptic number.

It is an amenable number.

86587133 is a deficient number, since it is larger than the sum of its proper divisors (483907).

86587133 is a wasteful number, since it uses less digits than its factorization.

86587133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483906.

The product of its digits is 120960, while the sum is 41.

The square root of 86587133 is about 9305.2207389186. The cubic root of 86587133 is about 442.4027181423.

The spelling of 86587133 in words is "eighty-six million, five hundred eighty-seven thousand, one hundred thirty-three".