52653666 has 32 divisors (see below), whose sum is σ = 113742720. Its totient is φ = 16153344.

The previous prime is 52653661. The next prime is 52653683. The reversal of 52653666 is 66635625.

52653666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (52653661) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 32995 + ... + 34553.

It is an arithmetic number, because the mean of its divisors is an integer number (3554460).

Almost surely, 2^52653666 is an apocalyptic number.

52653666 is an abundant number, since it is smaller than the sum of its proper divisors (61089054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52653666 is a wasteful number, since it uses less digits than its factorization.

52653666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010.

The product of its digits is 194400, while the sum is 39.

The square root of 52653666 is about 7256.2845864809. The cubic root of 52653666 is about 374.8085920958.

The spelling of 52653666 in words is "fifty-two million, six hundred fifty-three thousand, six hundred sixty-six".