20055753 has 6 divisors (see below), whose sum is σ = 28969434. Its totient is φ = 13370496.

The previous prime is 20055751. The next prime is 20055769. The reversal of 20055753 is 35755002.

It can be written as a sum of positive squares in only one way, i.e., 11778624 + 8277129 = 3432^2 + 2877^2 .

It is not a de Polignac number, because 20055753 - 2¹ = 20055751 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20055751) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1114200 + ... + 1114217.

It is an arithmetic number, because the mean of its divisors is an integer number (4828239).

Almost surely, 2^20055753 is an apocalyptic number.

It is an amenable number.

20055753 is a deficient number, since it is larger than the sum of its proper divisors (8913681).

20055753 is a wasteful number, since it uses less digits than its factorization.

20055753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2228423 (or 2228420 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 20055753 is about 4478.3649918246. The cubic root of 20055753 is about 271.6937558561.

The spelling of 20055753 in words is "twenty million, fifty-five thousand, seven hundred fifty-three".