86400005 has 16 divisors (see below), whose sum is σ = 105590784. Its totient is φ = 67858560.

The previous prime is 86399993. The next prime is 86400031. The reversal of 86400005 is 50000468.

It is not a de Polignac number, because 86400005 - 2⁶ = 86399941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64745 + ... + 66065.

It is an arithmetic number, because the mean of its divisors is an integer number (6599424).

Almost surely, 2^86400005 is an apocalyptic number.

It is an amenable number.

86400005 is a deficient number, since it is larger than the sum of its proper divisors (19190779).

86400005 is a wasteful number, since it uses less digits than its factorization.

86400005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 86400005 is about 9295.1602998550. The cubic root of 86400005 is about 442.0837883647.

The spelling of 86400005 in words is "eighty-six million, four hundred thousand, five".