104378 has 4 divisors (see below), whose sum is σ = 156570. Its totient is φ = 52188.

The previous prime is 104369. The next prime is 104381. The reversal of 104378 is 873401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 873401 = 47 ⋅18583.

It can be written as a sum of positive squares in only one way, i.e., 104329 + 49 = 323^2 + 7^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26093 + ... + 26096.

2¹⁰⁴³⁷⁸ is an apocalyptic number.

104378 is a deficient number, since it is larger than the sum of its proper divisors (52192).

104378 is an equidigital number, since it uses as much as digits as its factorization.

104378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52191.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 104378 is about 323.0758424890. The cubic root of 104378 is about 47.0835995147.

Adding to 104378 its sum of digits (23), we get a palindrome (104401).

Adding to 104378 its reverse (873401), we get a palindrome (977779).

The spelling of 104378 in words is "one hundred four thousand, three hundred seventy-eight".