440243324 has 6 divisors (see below), whose sum is σ = 770425824. Its totient is φ = 220121660.

The previous prime is 440243303. The next prime is 440243333. The reversal of 440243324 is 423342044.

It is a junction number, because it is equal to n+sod(n) for n = 440243293 and 440243302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55030412 + ... + 55030419.

It is an arithmetic number, because the mean of its divisors is an integer number (128404304).

Almost surely, 2^440243324 is an apocalyptic number.

It is an amenable number.

440243324 is a deficient number, since it is larger than the sum of its proper divisors (330182500).

440243324 is a wasteful number, since it uses less digits than its factorization.

440243324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110060835 (or 110060833 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 440243324 is about 20981.9761700370. The cubic root of 440243324 is about 760.7306708010.

Adding to 440243324 its reverse (423342044), we get a palindrome (863585368).

The spelling of 440243324 in words is "four hundred forty million, two hundred forty-three thousand, three hundred twenty-four".