440332234 has 4 divisors (see below), whose sum is σ = 660498354. Its totient is φ = 220166116.

The previous prime is 440332231. The next prime is 440332247. The reversal of 440332234 is 432233044.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 434097225 + 6235009 = 20835^2 + 2497^2 .

It is a junction number, because it is equal to n+sod(n) for n = 440332199 and 440332208.

It is not an unprimeable number, because it can be changed into a prime (440332231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110083057 + ... + 110083060.

Almost surely, 2^440332234 is an apocalyptic number.

440332234 is a deficient number, since it is larger than the sum of its proper divisors (220166120).

440332234 is a wasteful number, since it uses less digits than its factorization.

440332234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220166119.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 440332234 is about 20984.0947862899. The cubic root of 440332234 is about 760.7818788546.

Adding to 440332234 its reverse (432233044), we get a palindrome (872565278).

The spelling of 440332234 in words is "four hundred forty million, three hundred thirty-two thousand, two hundred thirty-four".