86598879 has 8 divisors (see below), whose sum is σ = 115623552. Its totient is φ = 57653400.

The previous prime is 86598859. The next prime is 86598893. The reversal of 86598879 is 97889568.

It is a happy number.

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

It is not a de Polignac number, because 86598879 - 2⁸ = 86598623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86598839) 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, 17197 + ... + 21654.

It is an arithmetic number, because the mean of its divisors is an integer number (14452944).

Almost surely, 2^86598879 is an apocalyptic number.

86598879 is a deficient number, since it is larger than the sum of its proper divisors (29024673).

86598879 is a wasteful number, since it uses less digits than its factorization.

86598879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39597.

The product of its digits is 8709120, while the sum is 60.

The square root of 86598879 is about 9305.8518685825. The cubic root of 86598879 is about 442.4227219897.

It can be divided in two parts, 86 and 598879, that added together give a triangular number (598965 = T₁₀₉₄).

The spelling of 86598879 in words is "eighty-six million, five hundred ninety-eight thousand, eight hundred seventy-nine".