1068440318 has 8 divisors (see below), whose sum is σ = 1748356920. Its totient is φ = 485654680.

The previous prime is 1068440311. The next prime is 1068440333. The reversal of 1068440318 is 8130448601.

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

It is a super-2 number, since 2×1068440318² = 2283129426255882248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068440311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24282713 + ... + 24282756.

It is an arithmetic number, because the mean of its divisors is an integer number (218544615).

Almost surely, 2^1068440318 is an apocalyptic number.

1068440318 is a deficient number, since it is larger than the sum of its proper divisors (679916602).

1068440318 is a wasteful number, since it uses less digits than its factorization.

1068440318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48565482.

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 1068440318 is about 32687.0053385133. The cubic root of 1068440318 is about 1022.3119153173.

Adding to 1068440318 its reverse (8130448601), we get a palindrome (9198888919).

The spelling of 1068440318 in words is "one billion, sixty-eight million, four hundred forty thousand, three hundred eighteen".