421130324 has 12 divisors (see below), whose sum is σ = 780329844. Its totient is φ = 198178944.

The previous prime is 421130317. The next prime is 421130327. The reversal of 421130324 is 423031124.

It can be written as a sum of positive squares in 2 ways, for example, as 232562500 + 188567824 = 15250^2 + 13732^2 .

It is a super-3 number, since 3×421130324³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 421130296 and 421130305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421130327) 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, 3096479 + ... + 3096614.

It is an arithmetic number, because the mean of its divisors is an integer number (65027487).

Almost surely, 2^421130324 is an apocalyptic number.

It is an amenable number.

421130324 is a deficient number, since it is larger than the sum of its proper divisors (359199520).

421130324 is a wasteful number, since it uses less digits than its factorization.

421130324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6193114 (or 6193112 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 421130324 is about 20521.4600845067. The cubic root of 421130324 is about 749.5584506151.

Adding to 421130324 its reverse (423031124), we get a palindrome (844161448).

The spelling of 421130324 in words is "four hundred twenty-one million, one hundred thirty thousand, three hundred twenty-four".