440224323 has 16 divisors (see below), whose sum is σ = 731801856. Its totient is φ = 228687840.

The previous prime is 440224297. The next prime is 440224327. The reversal of 440224323 is 323422044.

It is not a de Polignac number, because 440224323 - 2⁹ = 440223811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440224293 and 440224302.

It is not an unprimeable number, because it can be changed into a prime (440224327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 952636 + ... + 953097.

It is an arithmetic number, because the mean of its divisors is an integer number (45737616).

Almost surely, 2^440224323 is an apocalyptic number.

440224323 is a deficient number, since it is larger than the sum of its proper divisors (291577533).

440224323 is a wasteful number, since it uses less digits than its factorization.

440224323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905754.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 440224323 is about 20981.5233717669. The cubic root of 440224323 is about 760.7197262084.

Adding to 440224323 its reverse (323422044), we get a palindrome (763646367).

The spelling of 440224323 in words is "four hundred forty million, two hundred twenty-four thousand, three hundred twenty-three".