20896606 has 8 divisors (see below), whose sum is σ = 31741920. Its totient is φ = 10315968.

The previous prime is 20896591. The next prime is 20896607. The reversal of 20896606 is 60669802.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20896607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65971 + ... + 66286.

It is an arithmetic number, because the mean of its divisors is an integer number (3967740).

Almost surely, 2^20896606 is an apocalyptic number.

20896606 is a deficient number, since it is larger than the sum of its proper divisors (10845314).

20896606 is a wasteful number, since it uses less digits than its factorization.

20896606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132338.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 20896606 is about 4571.2805645683. The cubic root of 20896606 is about 275.4388848662.

The spelling of 20896606 in words is "twenty million, eight hundred ninety-six thousand, six hundred six".