20716102 has 8 divisors (see below), whose sum is σ = 33899112. Its totient is φ = 9416400.

The previous prime is 20716097. The next prime is 20716103. The reversal of 20716102 is 20161702.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20716102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20716103) by changing a digit.

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, 470799 + ... + 470842.

It is an arithmetic number, because the mean of its divisors is an integer number (4237389).

Almost surely, 2^20716102 is an apocalyptic number.

20716102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20716102 is a deficient number, since it is larger than the sum of its proper divisors (13183010).

20716102 is a wasteful number, since it uses less digits than its factorization.

20716102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941654.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 20716102 is about 4551.4944798385. The cubic root of 20716102 is about 274.6435138395.

Adding to 20716102 its reverse (20161702), we get a palindrome (40877804).

The spelling of 20716102 in words is "twenty million, seven hundred sixteen thousand, one hundred two".