104222421 has 24 divisors (see below), whose sum is σ = 153273120. Its totient is φ = 68234400.

The previous prime is 104222401. The next prime is 104222449. The reversal of 104222421 is 124222401.

104222421 is a `hidden beast` number, since 1 + 0 + 422 + 242 + 1 = 666.

It is not a de Polignac number, because 104222421 - 2⁵ = 104222389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104222394 and 104222403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104222401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128106 + ... + 128916.

It is an arithmetic number, because the mean of its divisors is an integer number (6386380).

Almost surely, 2^104222421 is an apocalyptic number.

It is an amenable number.

104222421 is a deficient number, since it is larger than the sum of its proper divisors (49050699).

104222421 is a wasteful number, since it uses less digits than its factorization.

104222421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057 (or 1054 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 104222421 is about 10208.9382895578. The cubic root of 104222421 is about 470.6019464060.

Adding to 104222421 its reverse (124222401), we get a palindrome (228444822).

The spelling of 104222421 in words is "one hundred four million, two hundred twenty-two thousand, four hundred twenty-one".