20303708 has 6 divisors (see below), whose sum is σ = 35531496. Its totient is φ = 10151852.

The previous prime is 20303707. The next prime is 20303719. The reversal of 20303708 is 80730302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20303707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2537960 + ... + 2537967.

It is an arithmetic number, because the mean of its divisors is an integer number (5921916).

Almost surely, 2^20303708 is an apocalyptic number.

It is an amenable number.

20303708 is a deficient number, since it is larger than the sum of its proper divisors (15227788).

20303708 is a wasteful number, since it uses less digits than its factorization.

20303708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5075931 (or 5075929 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 20303708 is about 4505.9636039365. The cubic root of 20303708 is about 272.8088488227.

The spelling of 20303708 in words is "twenty million, three hundred three thousand, seven hundred eight".