421343124 has 24 divisors (see below), whose sum is σ = 1009706208. Its totient is φ = 136651680.

The previous prime is 421343123. The next prime is 421343129.

421343124 is nontrivially palindromic in base 10.

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

It is a junction number, because it is equal to n+sod(n) for n = 421343094 and 421343103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421343123) 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, 474042 + ... + 474929.

It is an arithmetic number, because the mean of its divisors is an integer number (42071092).

Almost surely, 2^421343124 is an apocalyptic number.

It is an amenable number.

421343124 is an abundant number, since it is smaller than the sum of its proper divisors (588363084).

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

421343124 is a wasteful number, since it uses less digits than its factorization.

421343124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949015 (or 949013 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 421343124 is about 20526.6442459551. The cubic root of 421343124 is about 749.6846816733.

The spelling of 421343124 in words is "four hundred twenty-one million, three hundred forty-three thousand, one hundred twenty-four".