104765865 has 16 divisors (see below), whose sum is σ = 171714816. Its totient is φ = 54512000.

The previous prime is 104765863. The next prime is 104765873. The reversal of 104765865 is 568567401.

It is not a de Polignac number, because 104765865 - 2¹ = 104765863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104765861) 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, 84561 + ... + 85790.

It is an arithmetic number, because the mean of its divisors is an integer number (10732176).

Almost surely, 2^104765865 is an apocalyptic number.

104765865 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104765865 is a deficient number, since it is larger than the sum of its proper divisors (66948951).

104765865 is a wasteful number, since it uses less digits than its factorization.

104765865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170400.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 104765865 is about 10235.5197718533. The cubic root of 104765865 is about 471.4184776141.

The spelling of 104765865 in words is "one hundred four million, seven hundred sixty-five thousand, eight hundred sixty-five".