104778 has 12 divisors (see below), whose sum is σ = 227058.
Its totient is φ = 34920.
The previous prime is 104773. The next prime is 104779. The reversal of 104778 is 877401.
It can be written as a sum of positive squares in only one way, i.e., 71289 + 33489 = 267^2 + 183^2
It is not an unprimeable number, because it can be changed into a prime (104773) by changing a digit.
104778 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2893 + ... + 2928.
2104778 is an apocalyptic number.
104778 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
104778 is an abundant number, since it is smaller than the sum of its proper divisors (122280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104778 is a wasteful number, since it uses less digits than its factorization.
104778 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5829 (or 5826 counting only the distinct ones).
The product of its (nonzero) digits is 1568, while the sum is 27.
The square root of 104778 is about 323.6943002279.
The cubic root of 104778 is about 47.1436678334.
The spelling of 104778 in words is "one hundred four thousand, seven hundred seventy-eight".