440808242 has 8 divisors (see below), whose sum is σ = 755671296. Its totient is φ = 188917812.

The previous prime is 440808239. The next prime is 440808259. The reversal of 440808242 is 242808044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 440808199 and 440808208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15743138 + ... + 15743165.

It is an arithmetic number, because the mean of its divisors is an integer number (94458912).

Almost surely, 2^440808242 is an apocalyptic number.

440808242 is a deficient number, since it is larger than the sum of its proper divisors (314863054).

440808242 is a wasteful number, since it uses less digits than its factorization.

440808242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31486312.

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 440808242 is about 20995.4338369084. The cubic root of 440808242 is about 761.0559203003.

The spelling of 440808242 in words is "four hundred forty million, eight hundred eight thousand, two hundred forty-two".