421041244 has 48 divisors (see below), whose sum is σ = 850953600. Its totient is φ = 180550656.

The previous prime is 421041233. The next prime is 421041253. The reversal of 421041244 is 442140124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66822 + ... + 72850.

It is an arithmetic number, because the mean of its divisors is an integer number (17728200).

Almost surely, 2^421041244 is an apocalyptic number.

It is an amenable number.

421041244 is an abundant number, since it is smaller than the sum of its proper divisors (429912356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421041244 is a wasteful number, since it uses less digits than its factorization.

421041244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6142 (or 6140 counting only the distinct ones).

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

The square root of 421041244 is about 20519.2895588517. The cubic root of 421041244 is about 749.5055965289.

Adding to 421041244 its reverse (442140124), we get a palindrome (863181368).

It can be divided in two parts, 4210 and 41244, that added together give a palindrome (45454).

The spelling of 421041244 in words is "four hundred twenty-one million, forty-one thousand, two hundred forty-four".