41424421 has 2 divisors, whose sum is σ = 41424422. Its totient is φ = 41424420.

The previous prime is 41424413. The next prime is 41424457. The reversal of 41424421 is 12442414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37761025 + 3663396 = 6145^2 + 1914^2 .

It is a cyclic number.

It is not a de Polignac number, because 41424421 - 2³ = 41424413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41424392 and 41424401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41424491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20712210 + 20712211.

It is an arithmetic number, because the mean of its divisors is an integer number (20712211).

Almost surely, 2^41424421 is an apocalyptic number.

It is an amenable number.

41424421 is a deficient number, since it is larger than the sum of its proper divisors (1).

41424421 is an equidigital number, since it uses as much as digits as its factorization.

41424421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1024, while the sum is 22.

The square root of 41424421 is about 6436.1806220770. The cubic root of 41424421 is about 346.0074758651.

Adding to 41424421 its reverse (12442414), we get a palindrome (53866835).

The spelling of 41424421 in words is "forty-one million, four hundred twenty-four thousand, four hundred twenty-one".