322320441 has 4 divisors (see below), whose sum is σ = 429760592. Its totient is φ = 214880292.

The previous prime is 322320433. The next prime is 322320469. The reversal of 322320441 is 144023223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 144023223 = 3 ⋅48007741.

It is not a de Polignac number, because 322320441 - 2³ = 322320433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322320421) 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, 53720071 + ... + 53720076.

It is an arithmetic number, because the mean of its divisors is an integer number (107440148).

Almost surely, 2^322320441 is an apocalyptic number.

It is an amenable number.

322320441 is a deficient number, since it is larger than the sum of its proper divisors (107440151).

322320441 is a wasteful number, since it uses less digits than its factorization.

322320441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107440150.

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

The square root of 322320441 is about 17953.2849640393. The cubic root of 322320441 is about 685.6396894361.

Adding to 322320441 its reverse (144023223), we get a palindrome (466343664).

The spelling of 322320441 in words is "three hundred twenty-two million, three hundred twenty thousand, four hundred forty-one".