41223421 has 2 divisors, whose sum is σ = 41223422. Its totient is φ = 41223420.

The previous prime is 41223389. The next prime is 41223431. The reversal of 41223421 is 12432214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41100921 + 122500 = 6411^2 + 350^2 .

It is a cyclic number.

It is not a de Polignac number, because 41223421 - 2⁵ = 41223389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41223431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20611710 + 20611711.

It is an arithmetic number, because the mean of its divisors is an integer number (20611711).

Almost surely, 2^41223421 is an apocalyptic number.

It is an amenable number.

41223421 is a deficient number, since it is larger than the sum of its proper divisors (1).

41223421 is an equidigital number, since it uses as much as digits as its factorization.

41223421 is an evil number, because the sum of its binary digits is even.

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

The square root of 41223421 is about 6420.5467835691. The cubic root of 41223421 is about 345.4469345906.

Adding to 41223421 its reverse (12432214), we get a palindrome (53655635).

The spelling of 41223421 in words is "forty-one million, two hundred twenty-three thousand, four hundred twenty-one".