324432445 has 8 divisors (see below), whose sum is σ = 395917920. Its totient is φ = 255146640.

The previous prime is 324432443. The next prime is 324432469. The reversal of 324432445 is 544234423.

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

It is not a de Polignac number, because 324432445 - 2¹ = 324432443 is a prime.

It is a super-2 number, since 2×324432445² = 210512822737356050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324432443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549591 + ... + 550180.

It is an arithmetic number, because the mean of its divisors is an integer number (49489740).

Almost surely, 2^324432445 is an apocalyptic number.

It is an amenable number.

324432445 is a deficient number, since it is larger than the sum of its proper divisors (71485475).

324432445 is a wasteful number, since it uses less digits than its factorization.

324432445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099835.

The product of its digits is 46080, while the sum is 31.

The square root of 324432445 is about 18012.0083555388. The cubic root of 324432445 is about 687.1339812577.

Adding to 324432445 its reverse (544234423), we get a palindrome (868666868).

The spelling of 324432445 in words is "three hundred twenty-four million, four hundred thirty-two thousand, four hundred forty-five".