421070241 has 8 divisors (see below), whose sum is σ = 579537664. Its totient is φ = 271658160.

The previous prime is 421070201. The next prime is 421070261. The reversal of 421070241 is 142070124.

It is a happy number.

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

It is not a de Polignac number, because 421070241 - 2⁹ = 421069729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421070201) 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 in 7 ways as a sum of consecutive naturals, for example, 2263726 + ... + 2263911.

It is an arithmetic number, because the mean of its divisors is an integer number (72442208).

Almost surely, 2^421070241 is an apocalyptic number.

It is an amenable number.

421070241 is a deficient number, since it is larger than the sum of its proper divisors (158467423).

421070241 is a wasteful number, since it uses less digits than its factorization.

421070241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527671.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 421070241 is about 20519.9961257306. The cubic root of 421070241 is about 749.5228022185.

The spelling of 421070241 in words is "four hundred twenty-one million, seventy thousand, two hundred forty-one".