440224234 has 8 divisors (see below), whose sum is σ = 683106660. Its totient is φ = 212522016.

The previous prime is 440224223. The next prime is 440224271. The reversal of 440224234 is 432422044.

It can be written as a sum of positive squares in 2 ways, for example, as 421275625 + 18948609 = 20525^2 + 4353^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 440224199 and 440224208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3794979 + ... + 3795094.

Almost surely, 2^440224234 is an apocalyptic number.

440224234 is a deficient number, since it is larger than the sum of its proper divisors (242882426).

440224234 is a wasteful number, since it uses less digits than its factorization.

440224234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7590104.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 440224234 is about 20981.5212508531. The cubic root of 440224234 is about 760.7196749436.

Adding to 440224234 its reverse (432422044), we get a palindrome (872646278).

The spelling of 440224234 in words is "four hundred forty million, two hundred twenty-four thousand, two hundred thirty-four".