104416221 has 32 divisors (see below), whose sum is σ = 173795328. Its totient is φ = 54290880.

The previous prime is 104416219. The next prime is 104416237. The reversal of 104416221 is 122614401.

It is a happy number.

It is not a de Polignac number, because 104416221 - 2¹ = 104416219 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 (104416121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16690 + ... + 22076.

It is an arithmetic number, because the mean of its divisors is an integer number (5431104).

Almost surely, 2^104416221 is an apocalyptic number.

It is an amenable number.

104416221 is a deficient number, since it is larger than the sum of its proper divisors (69379107).

104416221 is a wasteful number, since it uses less digits than its factorization.

104416221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5481.

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

The square root of 104416221 is about 10218.4255636571. The cubic root of 104416221 is about 470.8934581705.

The spelling of 104416221 in words is "one hundred four million, four hundred sixteen thousand, two hundred twenty-one".