421141424 has 20 divisors (see below), whose sum is σ = 890140200. Its totient is φ = 191427840.

The previous prime is 421141423. The next prime is 421141433. The reversal of 421141424 is 424141124.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 421141424.

It is not an unprimeable number, because it can be changed into a prime (421141423) 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 3 ways as a sum of consecutive naturals, for example, 1196249 + ... + 1196600.

It is an arithmetic number, because the mean of its divisors is an integer number (44507010).

Almost surely, 2^421141424 is an apocalyptic number.

421141424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

421141424 is an abundant number, since it is smaller than the sum of its proper divisors (468998776).

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

421141424 is a wasteful number, since it uses less digits than its factorization.

421141424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392868 (or 2392862 counting only the distinct ones).

The product of its digits is 1024, while the sum is 23.

The square root of 421141424 is about 20521.7305313173. The cubic root of 421141424 is about 749.5650360869.

Adding to 421141424 its reverse (424141124), we get a palindrome (845282548).

The spelling of 421141424 in words is "four hundred twenty-one million, one hundred forty-one thousand, four hundred twenty-four".