52653641 has 4 divisors (see below), whose sum is σ = 55750932. Its totient is φ = 49556352.

The previous prime is 52653619. The next prime is 52653661. The reversal of 52653641 is 14635625.

52653641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16605625 + 36048016 = 4075^2 + 6004^2 .

It is a cyclic number.

It is not a de Polignac number, because 52653641 - 2⁶ = 52653577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52653598 and 52653607.

It is not an unprimeable number, because it can be changed into a prime (52653611) 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 3 ways as a sum of consecutive naturals, for example, 1548620 + ... + 1548653.

It is an arithmetic number, because the mean of its divisors is an integer number (13937733).

Almost surely, 2^52653641 is an apocalyptic number.

It is an amenable number.

52653641 is a deficient number, since it is larger than the sum of its proper divisors (3097291).

52653641 is a wasteful number, since it uses less digits than its factorization.

52653641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097290.

The product of its digits is 21600, while the sum is 32.

The square root of 52653641 is about 7256.2828638360. The cubic root of 52653641 is about 374.8085327760.

The spelling of 52653641 in words is "fifty-two million, six hundred fifty-three thousand, six hundred forty-one".