440113430 has 16 divisors (see below), whose sum is σ = 794480400. Its totient is φ = 175539552.

The previous prime is 440113411. The next prime is 440113463. The reversal of 440113430 is 34311044.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59564 + ... + 66543.

It is an arithmetic number, because the mean of its divisors is an integer number (49655025).

Almost surely, 2^440113430 is an apocalyptic number.

440113430 is a deficient number, since it is larger than the sum of its proper divisors (354366970).

440113430 is a wasteful number, since it uses less digits than its factorization.

440113430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126463.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 440113430 is about 20978.8805707073. The cubic root of 440113430 is about 760.6558454606.

Adding to 440113430 its reverse (34311044), we get a palindrome (474424474).

The spelling of 440113430 in words is "four hundred forty million, one hundred thirteen thousand, four hundred thirty".