324013421 has 8 divisors (see below), whose sum is σ = 343662264. Its totient is φ = 304430080.

The previous prime is 324013381. The next prime is 324013423. The reversal of 324013421 is 124310423.

It can be written as a sum of positive squares in 4 ways, for example, as 209844196 + 114169225 = 14486^2 + 10685^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324013421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 324013393 and 324013402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324013423) 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 7 ways as a sum of consecutive naturals, for example, 5990 + ... + 26151.

It is an arithmetic number, because the mean of its divisors is an integer number (42957783).

Almost surely, 2^324013421 is an apocalyptic number.

It is an amenable number.

324013421 is a deficient number, since it is larger than the sum of its proper divisors (19648843).

324013421 is a wasteful number, since it uses less digits than its factorization.

324013421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32751.

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

The square root of 324013421 is about 18000.3728016950. The cubic root of 324013421 is about 686.8380288639.

Adding to 324013421 its reverse (124310423), we get a palindrome (448323844).

It can be divided in two parts, 3240 and 13421, that added together give a palindrome (16661).

The spelling of 324013421 in words is "three hundred twenty-four million, thirteen thousand, four hundred twenty-one".