421323124 has 12 divisors (see below), whose sum is σ = 738982944. Its totient is φ = 210185144.

The previous prime is 421323109. The next prime is 421323127.

421323124 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 421323095 and 421323104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421323127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117112 + ... + 120655.

It is an arithmetic number, because the mean of its divisors is an integer number (61581912).

Almost surely, 2^421323124 is an apocalyptic number.

It is an amenable number.

421323124 is a deficient number, since it is larger than the sum of its proper divisors (317659820).

421323124 is a wasteful number, since it uses less digits than its factorization.

421323124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238214 (or 238212 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 421323124 is about 20526.1570684822. The cubic root of 421323124 is about 749.6728196618.

The spelling of 421323124 in words is "four hundred twenty-one million, three hundred twenty-three thousand, one hundred twenty-four".