104918593 has 8 divisors (see below), whose sum is σ = 114538088. Its totient is φ = 95520384.

The previous prime is 104918591. The next prime is 104918599. The reversal of 104918593 is 395819401.

It can be written as a sum of positive squares in 4 ways, for example, as 204304 + 104714289 = 452^2 + 10233^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104918593 - 2¹ = 104918591 is a prime.

It is a super-2 number, since 2×104918593² = 22015822314199298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104918591) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 54330 + ... + 56227.

It is an arithmetic number, because the mean of its divisors is an integer number (14317261).

Almost surely, 2^104918593 is an apocalyptic number.

104918593 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

104918593 is a deficient number, since it is larger than the sum of its proper divisors (9619495).

104918593 is a wasteful number, since it uses less digits than its factorization.

104918593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110643.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 104918593 is about 10242.9777408720. The cubic root of 104918593 is about 471.6474448223.

The spelling of 104918593 in words is "one hundred four million, nine hundred eighteen thousand, five hundred ninety-three".