440023214 has 16 divisors (see below), whose sum is σ = 676204848. Its totient is φ = 214634112.

The previous prime is 440023163. The next prime is 440023231. The reversal of 440023214 is 412320044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81404 + ... + 86640.

It is an arithmetic number, because the mean of its divisors is an integer number (42262803).

Almost surely, 2^440023214 is an apocalyptic number.

440023214 is a deficient number, since it is larger than the sum of its proper divisors (236181634).

440023214 is a wasteful number, since it uses less digits than its factorization.

440023214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6259.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 440023214 is about 20976.7302981184. The cubic root of 440023214 is about 760.6038679380.

Adding to 440023214 its reverse (412320044), we get a palindrome (852343258).

The spelling of 440023214 in words is "four hundred forty million, twenty-three thousand, two hundred fourteen".