52557328 has 10 divisors (see below), whose sum is σ = 101829854. Its totient is φ = 26278656.

The previous prime is 52557311. The next prime is 52557347. The reversal of 52557328 is 82375525.

It can be written as a sum of positive squares in only one way, i.e., 46949904 + 5607424 = 6852^2 + 2368^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1642401 + ... + 1642432.

Almost surely, 2^52557328 is an apocalyptic number.

It is an amenable number.

52557328 is a deficient number, since it is larger than the sum of its proper divisors (49272526).

52557328 is a wasteful number, since it uses less digits than its factorization.

52557328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3284841 (or 3284835 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 52557328 is about 7249.6433015701. The cubic root of 52557328 is about 374.5798625048.

The spelling of 52557328 in words is "fifty-two million, five hundred fifty-seven thousand, three hundred twenty-eight".