40320314 has 8 divisors (see below), whose sum is σ = 60522528. Its totient is φ = 20146140.

The previous prime is 40320307. The next prime is 40320323. The reversal of 40320314 is 41302304.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40320292 and 40320301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2942 + ... + 9449.

It is an arithmetic number, because the mean of its divisors is an integer number (7565316).

Almost surely, 2^40320314 is an apocalyptic number.

40320314 is a deficient number, since it is larger than the sum of its proper divisors (20202214).

40320314 is a wasteful number, since it uses less digits than its factorization.

40320314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14020.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 40320314 is about 6349.8278716828. The cubic root of 40320314 is about 342.9056454365.

Adding to 40320314 its reverse (41302304), we get a palindrome (81622618).

The spelling of 40320314 in words is "forty million, three hundred twenty thousand, three hundred fourteen".