86438803 has 4 divisors (see below), whose sum is σ = 94296888. Its totient is φ = 78580720.

The previous prime is 86438791. The next prime is 86438827. The reversal of 86438803 is 30883468.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86438803 - 2¹⁷ = 86307731 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86438843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3929026 + ... + 3929047.

It is an arithmetic number, because the mean of its divisors is an integer number (23574222).

Almost surely, 2^86438803 is an apocalyptic number.

86438803 is a deficient number, since it is larger than the sum of its proper divisors (7858085).

86438803 is a wasteful number, since it uses less digits than its factorization.

86438803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7858084.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 86438803 is about 9297.2470656641. The cubic root of 86438803 is about 442.1499511699.

The spelling of 86438803 in words is "eighty-six million, four hundred thirty-eight thousand, eight hundred three".