104224161 has 16 divisors (see below), whose sum is σ = 147702528. Its totient is φ = 65145600.

The previous prime is 104224123. The next prime is 104224171. The reversal of 104224161 is 161422401.

It is a happy number.

It is not a de Polignac number, because 104224161 - 2¹⁸ = 103962017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104224171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10051 + ... + 17591.

It is an arithmetic number, because the mean of its divisors is an integer number (9231408).

Almost surely, 2^104224161 is an apocalyptic number.

It is an amenable number.

104224161 is a deficient number, since it is larger than the sum of its proper divisors (43478367).

104224161 is a wasteful number, since it uses less digits than its factorization.

104224161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7832.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 104224161 is about 10209.0235086418. The cubic root of 104224161 is about 470.6045653013.

Adding to 104224161 its reverse (161422401), we get a palindrome (265646562).

The spelling of 104224161 in words is "one hundred four million, two hundred twenty-four thousand, one hundred sixty-one".