421132124 has 24 divisors (see below), whose sum is σ = 842805600. Its totient is φ = 180369216.

The previous prime is 421132121. The next prime is 421132141. The reversal of 421132124 is 421231124.

It is a junction number, because it is equal to n+sod(n) for n = 421132096 and 421132105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421132121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50714 + ... + 58430.

It is an arithmetic number, because the mean of its divisors is an integer number (35116900).

Almost surely, 2^421132124 is an apocalyptic number.

It is an amenable number.

421132124 is an abundant number, since it is smaller than the sum of its proper divisors (421673476).

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

421132124 is a wasteful number, since it uses less digits than its factorization.

421132124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9677 (or 9675 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 421132124 is about 20521.5039409883. The cubic root of 421132124 is about 749.5595185373.

Adding to 421132124 its reverse (421231124), we get a palindrome (842363248).

The spelling of 421132124 in words is "four hundred twenty-one million, one hundred thirty-two thousand, one hundred twenty-four".