20142316 has 12 divisors (see below), whose sum is σ = 36109080. Its totient is φ = 9825440.

The previous prime is 20142313. The next prime is 20142323. The reversal of 20142316 is 61324102.

It is a junction number, because it is equal to n+sod(n) for n = 20142293 and 20142302.

It is not an unprimeable number, because it can be changed into a prime (20142313) by changing a digit.

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, 61246 + ... + 61573.

It is an arithmetic number, because the mean of its divisors is an integer number (3009090).

Almost surely, 2^20142316 is an apocalyptic number.

It is an amenable number.

20142316 is a deficient number, since it is larger than the sum of its proper divisors (15966764).

20142316 is a wasteful number, since it uses less digits than its factorization.

20142316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122864 (or 122862 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 20142316 is about 4488.0191621694. The cubic root of 20142316 is about 272.0840822810.

Adding to 20142316 its reverse (61324102), we get a palindrome (81466418).

The spelling of 20142316 in words is "twenty million, one hundred forty-two thousand, three hundred sixteen".