104785399 has 16 divisors (see below), whose sum is σ = 119011680. Its totient is φ = 91653120.

The previous prime is 104785339. The next prime is 104785403. The reversal of 104785399 is 993587401.

It is a happy number.

It is not a de Polignac number, because 104785399 - 2⁷ = 104785271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104785339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14059 + ... + 20179.

It is an arithmetic number, because the mean of its divisors is an integer number (7438230).

Almost surely, 2^104785399 is an apocalyptic number.

104785399 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

104785399 is a deficient number, since it is larger than the sum of its proper divisors (14226281).

104785399 is a wasteful number, since it uses less digits than its factorization.

104785399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6210.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 104785399 is about 10236.4739534666. The cubic root of 104785399 is about 471.4477750584.

The spelling of 104785399 in words is "one hundred four million, seven hundred eighty-five thousand, three hundred ninety-nine".