431322324 has 12 divisors (see below), whose sum is σ = 1006418784. Its totient is φ = 143774104.

The previous prime is 431322323. The next prime is 431322341. The reversal of 431322324 is 423223134.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 431322294 and 431322303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431322323) 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, 17971752 + ... + 17971775.

It is an arithmetic number, because the mean of its divisors is an integer number (83868232).

Almost surely, 2^431322324 is an apocalyptic number.

It is an amenable number.

431322324 is an abundant number, since it is smaller than the sum of its proper divisors (575096460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431322324 is a wasteful number, since it uses less digits than its factorization.

431322324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35943534 (or 35943532 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 431322324 is about 20768.3009415792. The cubic root of 431322324 is about 755.5571368319.

Adding to 431322324 its reverse (423223134), we get a palindrome (854545458).

The spelling of 431322324 in words is "four hundred thirty-one million, three hundred twenty-two thousand, three hundred twenty-four".