104782785 has 8 divisors (see below), whose sum is σ = 167652480. Its totient is φ = 55884144.

The previous prime is 104782673. The next prime is 104782801. The reversal of 104782785 is 587287401.

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

It is not a de Polignac number, because 104782785 - 2¹² = 104778689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3492745 + ... + 3492774.

It is an arithmetic number, because the mean of its divisors is an integer number (20956560).

Almost surely, 2^104782785 is an apocalyptic number.

104782785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104782785 is a deficient number, since it is larger than the sum of its proper divisors (62869695).

104782785 is an equidigital number, since it uses as much as digits as its factorization.

104782785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6985527.

The product of its (nonzero) digits is 125440, while the sum is 42.

The square root of 104782785 is about 10236.3462719859. The cubic root of 104782785 is about 471.4438547452.

The spelling of 104782785 in words is "one hundred four million, seven hundred eighty-two thousand, seven hundred eighty-five".