104221173 has 16 divisors (see below), whose sum is σ = 159479936. Its totient is φ = 59304960.

The previous prime is 104221147. The next prime is 104221177. The reversal of 104221173 is 371122401.

It is not a de Polignac number, because 104221173 - 2⁵ = 104221141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104221177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5236 + ... + 15357.

It is an arithmetic number, because the mean of its divisors is an integer number (9967496).

Almost surely, 2^104221173 is an apocalyptic number.

It is an amenable number.

104221173 is a deficient number, since it is larger than the sum of its proper divisors (55258763).

104221173 is a wasteful number, since it uses less digits than its factorization.

104221173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20844.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 104221173 is about 10208.8771664664. The cubic root of 104221173 is about 470.6000680079.

Adding to 104221173 its reverse (371122401), we get a palindrome (475343574).

The spelling of 104221173 in words is "one hundred four million, two hundred twenty-one thousand, one hundred seventy-three".