20693110 has 24 divisors (see below), whose sum is σ = 38209248. Its totient is φ = 8068800.

The previous prime is 20693087. The next prime is 20693149. The reversal of 20693110 is 1139602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16195 + ... + 17425.

It is an arithmetic number, because the mean of its divisors is an integer number (1592052).

Almost surely, 2^20693110 is an apocalyptic number.

20693110 is a deficient number, since it is larger than the sum of its proper divisors (17516138).

20693110 is a wasteful number, since it uses less digits than its factorization.

20693110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320 (or 1279 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 20693110 is about 4548.9680148359. The cubic root of 20693110 is about 274.5418708241.

The spelling of 20693110 in words is "twenty million, six hundred ninety-three thousand, one hundred ten".