4400320530 has 64 divisors (see below), whose sum is σ = 10794446208. Its totient is φ = 1147737600.

The previous prime is 4400320493. The next prime is 4400320627. The reversal of 4400320530 is 350230044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4400320497 and 4400320506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 242742 + ... + 260238.

It is an arithmetic number, because the mean of its divisors is an integer number (168663222).

Almost surely, 2^4400320530 is an apocalyptic number.

4400320530 is an abundant number, since it is smaller than the sum of its proper divisors (6394125678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4400320530 is a wasteful number, since it uses less digits than its factorization.

4400320530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17691.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 4400320530 is about 66334.9118488899. The cubic root of 4400320530 is about 1638.6823306968.

Adding to 4400320530 its reverse (350230044), we get a palindrome (4750550574).

The spelling of 4400320530 in words is "four billion, four hundred million, three hundred twenty thousand, five hundred thirty".