104285993 has 4 divisors (see below), whose sum is σ = 119184000. Its totient is φ = 89387988.

The previous prime is 104285971. The next prime is 104285999. The reversal of 104285993 is 399582401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 104285993 - 2²² = 100091689 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104285993.

It is not an unprimeable number, because it can be changed into a prime (104285999) 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, 7448993 + ... + 7449006.

It is an arithmetic number, because the mean of its divisors is an integer number (29796000).

Almost surely, 2^104285993 is an apocalyptic number.

It is an amenable number.

104285993 is a deficient number, since it is larger than the sum of its proper divisors (14898007).

104285993 is an equidigital number, since it uses as much as digits as its factorization.

104285993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14898006.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 104285993 is about 10212.0513610146. The cubic root of 104285993 is about 470.6976104864.

The spelling of 104285993 in words is "one hundred four million, two hundred eighty-five thousand, nine hundred ninety-three".