20682602 has 8 divisors (see below), whose sum is σ = 32656800. Its totient is φ = 9797004.

The previous prime is 20682601. The next prime is 20682637. The reversal of 20682602 is 20628602.

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

It is not an unprimeable number, because it can be changed into a prime (20682601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272102 + ... + 272177.

It is an arithmetic number, because the mean of its divisors is an integer number (4082100).

Almost surely, 2^20682602 is an apocalyptic number.

20682602 is a deficient number, since it is larger than the sum of its proper divisors (11974198).

20682602 is a wasteful number, since it uses less digits than its factorization.

20682602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544300.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 20682602 is about 4547.8128809352. The cubic root of 20682602 is about 274.4953919972.

The spelling of 20682602 in words is "twenty million, six hundred eighty-two thousand, six hundred two".