530440322 has 4 divisors (see below), whose sum is σ = 795660486. Its totient is φ = 265220160.

The previous prime is 530440321. The next prime is 530440327. The reversal of 530440322 is 223044035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223044035 = 5 ⋅44608807.

It can be written as a sum of positive squares in only one way, i.e., 513883561 + 16556761 = 22669^2 + 4069^2 .

It is not an unprimeable number, because it can be changed into a prime (530440321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132610079 + ... + 132610082.

Almost surely, 2^530440322 is an apocalyptic number.

530440322 is a deficient number, since it is larger than the sum of its proper divisors (265220164).

530440322 is a wasteful number, since it uses less digits than its factorization.

530440322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265220163.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 530440322 is about 23031.2900637372. The cubic root of 530440322 is about 809.4912834760.

Adding to 530440322 its reverse (223044035), we get a palindrome (753484357).

The spelling of 530440322 in words is "five hundred thirty million, four hundred forty thousand, three hundred twenty-two".