322042431 has 4 divisors (see below), whose sum is σ = 429389912. Its totient is φ = 214694952.

The previous prime is 322042417. The next prime is 322042447. The reversal of 322042431 is 134240223.

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

It is not a de Polignac number, because 322042431 - 2⁶ = 322042367 is a prime.

It is a super-2 number, since 2×322042431² = 207422654728779522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 322042398 and 322042407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322042411) 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, 53673736 + ... + 53673741.

It is an arithmetic number, because the mean of its divisors is an integer number (107347478).

Almost surely, 2^322042431 is an apocalyptic number.

322042431 is a deficient number, since it is larger than the sum of its proper divisors (107347481).

322042431 is a wasteful number, since it uses less digits than its factorization.

322042431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107347480.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 322042431 is about 17945.5406995721. The cubic root of 322042431 is about 685.4425052104.

Adding to 322042431 its reverse (134240223), we get a palindrome (456282654).

The spelling of 322042431 in words is "three hundred twenty-two million, forty-two thousand, four hundred thirty-one".