4463440340 has 24 divisors (see below), whose sum is σ = 9375049320. Its totient is φ = 1785028608.

The previous prime is 4463440339. The next prime is 4463440343. The reversal of 4463440340 is 430443644.

It can be written as a sum of positive squares in 4 ways, for example, as 248314564 + 4215125776 = 15758^2 + 64924^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4463440297 and 4463440306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4463440343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100316 + ... + 137804.

It is an arithmetic number, because the mean of its divisors is an integer number (390627055).

Almost surely, 2^4463440340 is an apocalyptic number.

It is an amenable number.

4463440340 is an abundant number, since it is smaller than the sum of its proper divisors (4911608980).

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

4463440340 is a wasteful number, since it uses less digits than its factorization.

4463440340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43451 (or 43449 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

The square root of 4463440340 is about 66808.9839767078. The cubic root of 4463440340 is about 1646.4804489454.

Adding to 4463440340 its reverse (430443644), we get a palindrome (4893883984).

The spelling of 4463440340 in words is "four billion, four hundred sixty-three million, four hundred forty thousand, three hundred forty".