52656047 has 8 divisors (see below), whose sum is σ = 53676480. Its totient is φ = 51645600.

The previous prime is 52656029. The next prime is 52656061. The reversal of 52656047 is 74065625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52656047 - 2⁶ = 52655983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52655998 and 52656016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52656007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8618 + ... + 13400.

It is an arithmetic number, because the mean of its divisors is an integer number (6709560).

Almost surely, 2^52656047 is an apocalyptic number.

52656047 is a deficient number, since it is larger than the sum of its proper divisors (1020433).

52656047 is a wasteful number, since it uses less digits than its factorization.

52656047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4993.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 52656047 is about 7256.4486493050. The cubic root of 52656047 is about 374.8142416284.

The spelling of 52656047 in words is "fifty-two million, six hundred fifty-six thousand, forty-seven".