20704108 has 6 divisors (see below), whose sum is σ = 36232196. Its totient is φ = 10352052.

The previous prime is 20704093. The next prime is 20704141. The reversal of 20704108 is 80140702.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2588010 + ... + 2588017.

Almost surely, 2^20704108 is an apocalyptic number.

It is an amenable number.

20704108 is a deficient number, since it is larger than the sum of its proper divisors (15528088).

20704108 is a wasteful number, since it uses less digits than its factorization.

20704108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5176031 (or 5176029 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 20704108 is about 4550.1766998656. The cubic root of 20704108 is about 274.5905001623.

The spelling of 20704108 in words is "twenty million, seven hundred four thousand, one hundred eight".