324142472 has 8 divisors (see below), whose sum is σ = 607767150. Its totient is φ = 162071232.

The previous prime is 324142463. The next prime is 324142493. The reversal of 324142472 is 274241423.

It can be written as a sum of positive squares in only one way, i.e., 299082436 + 25060036 = 17294^2 + 5006^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20258897 + ... + 20258912.

Almost surely, 2^324142472 is an apocalyptic number.

It is an amenable number.

324142472 is a deficient number, since it is larger than the sum of its proper divisors (283624678).

324142472 is a wasteful number, since it uses less digits than its factorization.

324142472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40517815 (or 40517811 counting only the distinct ones).

The product of its digits is 10752, while the sum is 29.

The square root of 324142472 is about 18003.9571205888. The cubic root of 324142472 is about 686.9292034507.

Adding to 324142472 its reverse (274241423), we get a palindrome (598383895).

The spelling of 324142472 in words is "three hundred twenty-four million, one hundred forty-two thousand, four hundred seventy-two".