324203445 has 32 divisors (see below), whose sum is σ = 589776000. Its totient is φ = 168884352.

The previous prime is 324203431. The next prime is 324203449. The reversal of 324203445 is 544302423.

It is not a de Polignac number, because 324203445 - 2⁶ = 324203381 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324203449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22120 + ... + 33729.

It is an arithmetic number, because the mean of its divisors is an integer number (18430500).

Almost surely, 2^324203445 is an apocalyptic number.

It is an amenable number.

324203445 is a deficient number, since it is larger than the sum of its proper divisors (265572555).

324203445 is a wasteful number, since it uses less digits than its factorization.

324203445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55906 (or 55900 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 324203445 is about 18005.6503631499. The cubic root of 324203445 is about 686.9722724836.

Adding to 324203445 its reverse (544302423), we get a palindrome (868505868).

The spelling of 324203445 in words is "three hundred twenty-four million, two hundred three thousand, four hundred forty-five".