86598489 has 8 divisors (see below), whose sum is σ = 117421920. Its totient is φ = 56753696.

The previous prime is 86598451. The next prime is 86598497. The reversal of 86598489 is 98489568.

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

It is a cyclic number.

It is not a de Polignac number, because 86598489 - 2¹⁷ = 86467417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86598439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244452 + ... + 244805.

It is an arithmetic number, because the mean of its divisors is an integer number (14677740).

Almost surely, 2^86598489 is an apocalyptic number.

It is an amenable number.

86598489 is a deficient number, since it is larger than the sum of its proper divisors (30823431).

86598489 is a wasteful number, since it uses less digits than its factorization.

86598489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489319.

The product of its digits is 4976640, while the sum is 57.

The square root of 86598489 is about 9305.8309140023. The cubic root of 86598489 is about 442.4220578351.

The spelling of 86598489 in words is "eighty-six million, five hundred ninety-eight thousand, four hundred eighty-nine".