421241041 has 8 divisors (see below), whose sum is σ = 465905384. Its totient is φ = 378328320.

The previous prime is 421241017. The next prime is 421241071. The reversal of 421241041 is 140142124.

It can be written as a sum of positive squares in 4 ways, for example, as 67650625 + 353590416 = 8225^2 + 18804^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 421241041 - 2⁷ = 421240913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421241071) 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 7 ways as a sum of consecutive naturals, for example, 437400 + ... + 438361.

It is an arithmetic number, because the mean of its divisors is an integer number (58238173).

Almost surely, 2^421241041 is an apocalyptic number.

It is an amenable number.

421241041 is a deficient number, since it is larger than the sum of its proper divisors (44664343).

421241041 is a wasteful number, since it uses less digits than its factorization.

421241041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875811.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 421241041 is about 20524.1574979340. The cubic root of 421241041 is about 749.6241322553.

Adding to 421241041 its reverse (140142124), we get a palindrome (561383165).

The spelling of 421241041 in words is "four hundred twenty-one million, two hundred forty-one thousand, forty-one".