322440423 has 8 divisors (see below), whose sum is σ = 431044608. Its totient is φ = 214398264.

The previous prime is 322440403. The next prime is 322440439. The reversal of 322440423 is 324044223.

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

It is not a de Polignac number, because 322440423 - 2¹⁰ = 322439399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322440393 and 322440402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322440403) 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, 139165 + ... + 141462.

It is an arithmetic number, because the mean of its divisors is an integer number (53880576).

Almost surely, 2^322440423 is an apocalyptic number.

322440423 is a deficient number, since it is larger than the sum of its proper divisors (108604185).

322440423 is a wasteful number, since it uses less digits than its factorization.

322440423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281013.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 322440423 is about 17956.6261586079. The cubic root of 322440423 is about 685.7247540751.

Adding to 322440423 its reverse (324044223), we get a palindrome (646484646).

The spelling of 322440423 in words is "three hundred twenty-two million, four hundred forty thousand, four hundred twenty-three".