86844395 has 16 divisors (see below), whose sum is σ = 115388928. Its totient is φ = 62214240.

The previous prime is 86844371. The next prime is 86844397. The reversal of 86844395 is 59344868.

It is not a de Polignac number, because 86844395 - 2²⁶ = 19735531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86844397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8099 + ... + 15468.

It is an arithmetic number, because the mean of its divisors is an integer number (7211808).

Almost surely, 2^86844395 is an apocalyptic number.

86844395 is a deficient number, since it is larger than the sum of its proper divisors (28544533).

86844395 is a wasteful number, since it uses less digits than its factorization.

86844395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23650.

The product of its digits is 829440, while the sum is 47.

The square root of 86844395 is about 9319.0340164633. The cubic root of 86844395 is about 442.8404308891.

The spelling of 86844395 in words is "eighty-six million, eight hundred forty-four thousand, three hundred ninety-five".