104578 has 4 divisors (see below), whose sum is σ = 156870. Its totient is φ = 52288.

The previous prime is 104561. The next prime is 104579. The reversal of 104578 is 875401.

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

It can be written as a sum of positive squares in only one way, i.e., 91809 + 12769 = 303^2 + 113^2 .

It is not an unprimeable number, because it can be changed into a prime (104579) by changing a digit.

104578 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 as a sum of consecutive naturals, namely, 26143 + ... + 26146.

2¹⁰⁴⁵⁷⁸ is an apocalyptic number.

104578 is a deficient number, since it is larger than the sum of its proper divisors (52292).

104578 is an equidigital number, since it uses as much as digits as its factorization.

104578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52291.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 104578 is about 323.3852192046. The cubic root of 104578 is about 47.1136528203.

Adding to 104578 its reverse (875401), we get a palindrome (979979).

The spelling of 104578 in words is "one hundred four thousand, five hundred seventy-eight".