20055248 has 10 divisors (see below), whose sum is σ = 38857074. Its totient is φ = 10027616.

The previous prime is 20055247. The next prime is 20055263. The reversal of 20055248 is 84255002.

It can be written as a sum of positive squares in only one way, i.e., 17205904 + 2849344 = 4148^2 + 1688^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20055247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626711 + ... + 626742.

Almost surely, 2^20055248 is an apocalyptic number.

It is an amenable number.

20055248 is a deficient number, since it is larger than the sum of its proper divisors (18801826).

20055248 is a wasteful number, since it uses less digits than its factorization.

20055248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253461 (or 1253455 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 20055248 is about 4478.3086092854. The cubic root of 20055248 is about 271.6914754381.

The spelling of 20055248 in words is "twenty million, fifty-five thousand, two hundred forty-eight".