20073118 has 16 divisors (see below), whose sum is σ = 32598720. Its totient is φ = 9215136.

The previous prime is 20073091. The next prime is 20073121. The reversal of 20073118 is 81137002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3163 + ... + 7081.

It is an arithmetic number, because the mean of its divisors is an integer number (2037420).

Almost surely, 2^20073118 is an apocalyptic number.

20073118 is a deficient number, since it is larger than the sum of its proper divisors (12525602).

20073118 is a wasteful number, since it uses less digits than its factorization.

20073118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4131.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 20073118 is about 4480.3033379449. The cubic root of 20073118 is about 271.7721473458.

The spelling of 20073118 in words is "twenty million, seventy-three thousand, one hundred eighteen".