324045431 has 4 divisors (see below), whose sum is σ = 325674000. Its totient is φ = 322416864.

The previous prime is 324045409. The next prime is 324045461. The reversal of 324045431 is 134540423.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324045431 is a prime.

It is a super-2 number, since 2×324045431² = 210010882703951522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 324045431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324045461) 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, 813986 + ... + 814383.

It is an arithmetic number, because the mean of its divisors is an integer number (81418500).

Almost surely, 2^324045431 is an apocalyptic number.

324045431 is a deficient number, since it is larger than the sum of its proper divisors (1628569).

324045431 is a wasteful number, since it uses less digits than its factorization.

324045431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628568.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 324045431 is about 18001.2619279872. The cubic root of 324045431 is about 686.8606462000.

Adding to 324045431 its reverse (134540423), we get a palindrome (458585854).

The spelling of 324045431 in words is "three hundred twenty-four million, forty-five thousand, four hundred thirty-one".