440344234 has 32 divisors (see below), whose sum is σ = 774380736. Its totient is φ = 185560320.

The previous prime is 440344213. The next prime is 440344241. The reversal of 440344234 is 432443044.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16272 + ... + 33844.

It is an arithmetic number, because the mean of its divisors is an integer number (24199398).

Almost surely, 2^440344234 is an apocalyptic number.

440344234 is a deficient number, since it is larger than the sum of its proper divisors (334036502).

440344234 is a wasteful number, since it uses less digits than its factorization.

440344234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17670.

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 440344234 is about 20984.3807151891. The cubic root of 440344234 is about 760.7887897724.

Adding to 440344234 its reverse (432443044), we get a palindrome (872787278).

The spelling of 440344234 in words is "four hundred forty million, three hundred forty-four thousand, two hundred thirty-four".