104782 has 4 divisors (see below), whose sum is σ = 157176. Its totient is φ = 52390.

The previous prime is 104779. The next prime is 104789. The reversal of 104782 is 287401.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26194 + ... + 26197.

It is an arithmetic number, because the mean of its divisors is an integer number (39294).

2¹⁰⁴⁷⁸² is an apocalyptic number.

104782 is a deficient number, since it is larger than the sum of its proper divisors (52394).

104782 is an equidigital number, since it uses as much as digits as its factorization.

104782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52393.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 104782 is about 323.7004788381. The cubic root of 104782 is about 47.1442677439.

The spelling of 104782 in words is "one hundred four thousand, seven hundred eighty-two".