20088272 has 20 divisors (see below), whose sum is σ = 39657060. Its totient is φ = 9854208.

The previous prime is 20088259. The next prime is 20088293. The reversal of 20088272 is 27288002.

It can be written as a sum of positive squares in 2 ways, for example, as 6130576 + 13957696 = 2476^2 + 3736^2 .

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, 10997 + ... + 12692.

It is an arithmetic number, because the mean of its divisors is an integer number (1982853).

Almost surely, 2^20088272 is an apocalyptic number.

It is an amenable number.

20088272 is a deficient number, since it is larger than the sum of its proper divisors (19568788).

20088272 is a wasteful number, since it uses less digits than its factorization.

20088272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23750 (or 23744 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 20088272 is about 4481.9941990145. The cubic root of 20088272 is about 271.8405206991.

The spelling of 20088272 in words is "twenty million, eighty-eight thousand, two hundred seventy-two".