421331041 has 8 divisors (see below), whose sum is σ = 428008320. Its totient is φ = 414665328.

The previous prime is 421331021. The next prime is 421331051. The reversal of 421331041 is 140133124.

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 421331041 - 2¹¹ = 421328993 is a prime.

It is a super-2 number, since 2×421331041² = 355039692220287362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421331021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97515 + ... + 101743.

It is an arithmetic number, because the mean of its divisors is an integer number (53501040).

Almost surely, 2^421331041 is an apocalyptic number.

It is an amenable number.

421331041 is a deficient number, since it is larger than the sum of its proper divisors (6677279).

421331041 is a wasteful number, since it uses less digits than its factorization.

421331041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5783.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 421331041 is about 20526.3499190674. The cubic root of 421331041 is about 749.6775152839.

Adding to 421331041 its reverse (140133124), we get a palindrome (561464165).

The spelling of 421331041 in words is "four hundred twenty-one million, three hundred thirty-one thousand, forty-one".