440336130 has 64 divisors (see below), whose sum is σ = 1140749568. Its totient is φ = 108138240.

The previous prime is 440336089. The next prime is 440336131. The reversal of 440336130 is 31633044.

It is a self number, because there is not a number n which added to its sum of digits gives 440336130.

It is not an unprimeable number, because it can be changed into a prime (440336131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209947 + ... + 212033.

It is an arithmetic number, because the mean of its divisors is an integer number (17824212).

Almost surely, 2^440336130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440336130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (570374784).

440336130 is an abundant number, since it is smaller than the sum of its proper divisors (700413438).

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

440336130 is a wasteful number, since it uses less digits than its factorization.

440336130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2651.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 440336130 is about 20984.1876182996. The cubic root of 440336130 is about 760.7841226130.

Adding to 440336130 its reverse (31633044), we get a palindrome (471969174).

The spelling of 440336130 in words is "four hundred forty million, three hundred thirty-six thousand, one hundred thirty".