440340230 has 32 divisors (see below), whose sum is σ = 873603360. Its totient is φ = 158469120.

The previous prime is 440340217. The next prime is 440340247. The reversal of 440340230 is 32043044.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9965 + ... + 31304.

It is an arithmetic number, because the mean of its divisors is an integer number (27300105).

Almost surely, 2^440340230 is an apocalyptic number.

440340230 is a deficient number, since it is larger than the sum of its proper divisors (433263130).

440340230 is a wasteful number, since it uses less digits than its factorization.

440340230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41384.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 440340230 is about 20984.2853106795. The cubic root of 440340230 is about 760.7864838434.

Adding to 440340230 its reverse (32043044), we get a palindrome (472383274).

The spelling of 440340230 in words is "four hundred forty million, three hundred forty thousand, two hundred thirty".