52656288 has 24 divisors (see below), whose sum is σ = 138223008. Its totient is φ = 17552064.

The previous prime is 52656283. The next prime is 52656299. The reversal of 52656288 is 88265625.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (52656281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274156 + ... + 274347.

It is an arithmetic number, because the mean of its divisors is an integer number (5759292).

Almost surely, 2^52656288 is an apocalyptic number.

It is an amenable number.

52656288 is an abundant number, since it is smaller than the sum of its proper divisors (85566720).

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

52656288 is a wasteful number, since it uses less digits than its factorization.

52656288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548516 (or 548508 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 52656288 is about 7256.4652552052. The cubic root of 52656288 is about 374.8148134531.

The spelling of 52656288 in words is "fifty-two million, six hundred fifty-six thousand, two hundred eighty-eight".