86399995 has 16 divisors (see below), whose sum is σ = 116165088. Its totient is φ = 61136640.

The previous prime is 86399993. The next prime is 86400031. The reversal of 86399995 is 59999368.

It is not a de Polignac number, because 86399995 - 2¹ = 86399993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86399993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19194 + ... + 23263.

It is an arithmetic number, because the mean of its divisors is an integer number (7260318).

Almost surely, 2^86399995 is an apocalyptic number.

86399995 is a deficient number, since it is larger than the sum of its proper divisors (29765093).

86399995 is a wasteful number, since it uses less digits than its factorization.

86399995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42510.

The product of its digits is 4723920, while the sum is 58.

The square root of 86399995 is about 9295.1597619406. The cubic root of 86399995 is about 442.0837713090.

The spelling of 86399995 in words is "eighty-six million, three hundred ninety-nine thousand, nine hundred ninety-five".