324420224 has 32 divisors (see below), whose sum is σ = 647120640. Its totient is φ = 162005760.

The previous prime is 324420211. The next prime is 324420227. The reversal of 324420224 is 422024423.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 324420224.

It is not an unprimeable number, because it can be changed into a prime (324420227) 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, 187427 + ... + 189149.

It is an arithmetic number, because the mean of its divisors is an integer number (20222520).

Almost surely, 2^324420224 is an apocalyptic number.

It is an amenable number.

324420224 is a deficient number, since it is larger than the sum of its proper divisors (322700416).

324420224 is a wasteful number, since it uses less digits than its factorization.

324420224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208 (or 3196 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 324420224 is about 18011.6691064432. The cubic root of 324420224 is about 687.1253532984.

Adding to 324420224 its reverse (422024423), we get a palindrome (746444647).

The spelling of 324420224 in words is "three hundred twenty-four million, four hundred twenty thousand, two hundred twenty-four".