415104221 has 8 divisors (see below), whose sum is σ = 487226880. Its totient is φ = 346187088.

The previous prime is 415104211. The next prime is 415104227. The reversal of 415104221 is 122401514.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 415104221 - 2¹⁰ = 415103197 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 415104193 and 415104202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415104227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 801101 + ... + 801618.

It is an arithmetic number, because the mean of its divisors is an integer number (60903360).

Almost surely, 2^415104221 is an apocalyptic number.

It is an amenable number.

415104221 is a deficient number, since it is larger than the sum of its proper divisors (72122659).

415104221 is a wasteful number, since it uses less digits than its factorization.

415104221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602763.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 415104221 is about 20374.1066307213. The cubic root of 415104221 is about 745.9660281808.

Adding to 415104221 its reverse (122401514), we get a palindrome (537505735).

The spelling of 415104221 in words is "four hundred fifteen million, one hundred four thousand, two hundred twenty-one".