41634221 has 2 divisors, whose sum is σ = 41634222. Its totient is φ = 41634220.

The previous prime is 41634217. The next prime is 41634223. The reversal of 41634221 is 12243614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41088100 + 546121 = 6410^2 + 739^2 .

It is a cyclic number.

It is not a de Polignac number, because 41634221 - 2² = 41634217 is a prime.

Together with 41634223, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41634223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20817110 + 20817111.

It is an arithmetic number, because the mean of its divisors is an integer number (20817111).

Almost surely, 2^41634221 is an apocalyptic number.

It is an amenable number.

41634221 is a deficient number, since it is larger than the sum of its proper divisors (1).

41634221 is an equidigital number, since it uses as much as digits as its factorization.

41634221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

The square root of 41634221 is about 6452.4585236947. The cubic root of 41634221 is about 346.5906275327.

Adding to 41634221 its reverse (12243614), we get a palindrome (53877835).

The spelling of 41634221 in words is "forty-one million, six hundred thirty-four thousand, two hundred twenty-one".