41430221 has 4 divisors (see below), whose sum is σ = 47348832. Its totient is φ = 35511612.

The previous prime is 41430211. The next prime is 41430227. The reversal of 41430221 is 12203414.

41430221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41430221 - 2¹⁴ = 41413837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41430221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41430227) 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 3 ways as a sum of consecutive naturals, for example, 2959295 + ... + 2959308.

It is an arithmetic number, because the mean of its divisors is an integer number (11837208).

Almost surely, 2^41430221 is an apocalyptic number.

It is an amenable number.

41430221 is a deficient number, since it is larger than the sum of its proper divisors (5918611).

41430221 is an equidigital number, since it uses as much as digits as its factorization.

41430221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5918610.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 41430221 is about 6436.6311840900. The cubic root of 41430221 is about 346.0236237448.

Adding to 41430221 its reverse (12203414), we get a palindrome (53633635).

The spelling of 41430221 in words is "forty-one million, four hundred thirty thousand, two hundred twenty-one".