86817516 has 48 divisors (see below), whose sum is σ = 208336128. Its totient is φ = 28123200.

The previous prime is 86817491. The next prime is 86817547. The reversal of 86817516 is 61571868.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160206 + ... + 160746.

It is an arithmetic number, because the mean of its divisors is an integer number (4340336).

Almost surely, 2^86817516 is an apocalyptic number.

86817516 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

86817516 is an abundant number, since it is smaller than the sum of its proper divisors (121518612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86817516 is a wasteful number, since it uses less digits than its factorization.

86817516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902 (or 900 counting only the distinct ones).

The product of its digits is 80640, while the sum is 42.

The square root of 86817516 is about 9317.5917489446. The cubic root of 86817516 is about 442.7947386822.

The spelling of 86817516 in words is "eighty-six million, eight hundred seventeen thousand, five hundred sixteen".