86688099 has 12 divisors (see below), whose sum is σ = 125307000. Its totient is φ = 57750144.

The previous prime is 86688097. The next prime is 86688101. The reversal of 86688099 is 99088668.

It is an interprime number because it is at equal distance from previous prime (86688097) and next prime (86688101).

It is not a de Polignac number, because 86688099 - 2¹ = 86688097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86688097) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14452 + ... + 19550.

It is an arithmetic number, because the mean of its divisors is an integer number (10442250).

Almost surely, 2^86688099 is an apocalyptic number.

86688099 is a deficient number, since it is larger than the sum of its proper divisors (38618901).

86688099 is a wasteful number, since it uses less digits than its factorization.

86688099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6994 (or 6991 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 54.

The square root of 86688099 is about 9310.6443923071. The cubic root of 86688099 is about 442.5746077399.

The spelling of 86688099 in words is "eighty-six million, six hundred eighty-eight thousand, ninety-nine".