20140316 has 12 divisors (see below), whose sum is σ = 40280688. Its totient is φ = 8631552.

The previous prime is 20140303. The next prime is 20140327. The reversal of 20140316 is 61304102.

20140316 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 20140294 and 20140303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359621 + ... + 359676.

It is an arithmetic number, because the mean of its divisors is an integer number (3356724).

Almost surely, 2^20140316 is an apocalyptic number.

It is an amenable number.

20140316 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20140316 is a wasteful number, since it uses less digits than its factorization.

20140316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719308 (or 719306 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 20140316 is about 4487.7963411902. The cubic root of 20140316 is about 272.0750765940.

Adding to 20140316 its reverse (61304102), we get a palindrome (81444418).

The spelling of 20140316 in words is "twenty million, one hundred forty thousand, three hundred sixteen".