440230424 has 16 divisors (see below), whose sum is σ = 826154520. Its totient is φ = 219922560.

The previous prime is 440230409. The next prime is 440230481. The reversal of 440230424 is 424032044.

It is a self number, because there is not a number n which added to its sum of digits gives 440230424.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14129 + ... + 32864.

Almost surely, 2^440230424 is an apocalyptic number.

It is an amenable number.

440230424 is a deficient number, since it is larger than the sum of its proper divisors (385924096).

440230424 is a wasteful number, since it uses less digits than its factorization.

440230424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48170 (or 48166 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 440230424 is about 20981.6687610876. The cubic root of 440230424 is about 760.7232404240.

Adding to 440230424 its reverse (424032044), we get a palindrome (864262468).

The spelling of 440230424 in words is "four hundred forty million, two hundred thirty thousand, four hundred twenty-four".