414203221 has 4 divisors (see below), whose sum is σ = 414425772. Its totient is φ = 413980672.

The previous prime is 414203213. The next prime is 414203233. The reversal of 414203221 is 122302414.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 141491025 + 272712196 = 11895^2 + 16514^2 .

It is a cyclic number.

It is not a de Polignac number, because 414203221 - 2³ = 414203213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (414203281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108460 + ... + 112213.

It is an arithmetic number, because the mean of its divisors is an integer number (103606443).

Almost surely, 2^414203221 is an apocalyptic number.

It is an amenable number.

414203221 is a deficient number, since it is larger than the sum of its proper divisors (222551).

414203221 is a wasteful number, since it uses less digits than its factorization.

414203221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222550.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 414203221 is about 20351.9832203154. The cubic root of 414203221 is about 745.4259210391.

Adding to 414203221 its reverse (122302414), we get a palindrome (536505635).

The spelling of 414203221 in words is "four hundred fourteen million, two hundred three thousand, two hundred twenty-one".