20703796 has 12 divisors (see below), whose sum is σ = 37481220. Its totient is φ = 9994880.

The previous prime is 20703763. The next prime is 20703821. The reversal of 20703796 is 69730702.

It can be written as a sum of positive squares in 2 ways, for example, as 10692900 + 10010896 = 3270^2 + 3164^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89125 + ... + 89356.

It is an arithmetic number, because the mean of its divisors is an integer number (3123435).

Almost surely, 2^20703796 is an apocalyptic number.

It is an amenable number.

20703796 is a deficient number, since it is larger than the sum of its proper divisors (16777424).

20703796 is a wasteful number, since it uses less digits than its factorization.

20703796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178514 (or 178512 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 20703796 is about 4550.1424153536. The cubic root of 20703796 is about 274.5891208440.

The spelling of 20703796 in words is "twenty million, seven hundred three thousand, seven hundred ninety-six".