20716714 has 8 divisors (see below), whose sum is σ = 31211460. Its totient is φ = 10312896.

The previous prime is 20716697. The next prime is 20716739. The reversal of 20716714 is 41761702.

It can be written as a sum of positive squares in 2 ways, for example, as 14630625 + 6086089 = 3825^2 + 2467^2 .

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

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, 22159 + ... + 23074.

Almost surely, 2^20716714 is an apocalyptic number.

20716714 is a deficient number, since it is larger than the sum of its proper divisors (10494746).

20716714 is a wasteful number, since it uses less digits than its factorization.

20716714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45464.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 20716714 is about 4551.5617100068. The cubic root of 20716714 is about 274.6462183408.

The spelling of 20716714 in words is "twenty million, seven hundred sixteen thousand, seven hundred fourteen".