86289513 has 8 divisors (see below), whose sum is σ = 118162368. Its totient is φ = 55971504.

The previous prime is 86289503. The next prime is 86289521. The reversal of 86289513 is 31598268.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86289513 - 2⁵ = 86289481 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (86289503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388581 + ... + 388802.

It is an arithmetic number, because the mean of its divisors is an integer number (14770296).

Almost surely, 2^86289513 is an apocalyptic number.

It is an amenable number.

86289513 is a deficient number, since it is larger than the sum of its proper divisors (31872855).

86289513 is a wasteful number, since it uses less digits than its factorization.

86289513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777423.

The product of its digits is 103680, while the sum is 42.

The square root of 86289513 is about 9289.2148753272. The cubic root of 86289513 is about 441.8952561257.

The spelling of 86289513 in words is "eighty-six million, two hundred eighty-nine thousand, five hundred thirteen".