322730433 has 8 divisors (see below), whose sum is σ = 478119200. Its totient is φ = 215153604.

The previous prime is 322730407. The next prime is 322730449. The reversal of 322730433 is 334037223.

It is a happy number.

322730433 is a `hidden beast` number, since 3 + 227 + 3 + 0 + 433 = 666.

It is not a de Polignac number, because 322730433 - 2¹³ = 322722241 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 11952979 = 322730433 / (3 + 2 + 2 + 7 + 3 + 0 + 4 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 322730397 and 322730406.

It is not an unprimeable number, because it can be changed into a prime (322730453) 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, 5976463 + ... + 5976516.

It is an arithmetic number, because the mean of its divisors is an integer number (59764900).

Almost surely, 2^322730433 is an apocalyptic number.

It is an amenable number.

322730433 is a deficient number, since it is larger than the sum of its proper divisors (155388767).

322730433 is a wasteful number, since it uses less digits than its factorization.

322730433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11952988 (or 11952982 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 27.

The square root of 322730433 is about 17964.6996356744. The cubic root of 322730433 is about 685.9302777726.

Adding to 322730433 its reverse (334037223), we get a palindrome (656767656).

The spelling of 322730433 in words is "three hundred twenty-two million, seven hundred thirty thousand, four hundred thirty-three".