53285237 has 2 divisors, whose sum is σ = 53285238. Its totient is φ = 53285236.

The previous prime is 53285207. The next prime is 53285317. The reversal of 53285237 is 73258235.

53285237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34975396 + 18309841 = 5914^2 + 4279^2 .

It is a cyclic number.

It is not a de Polignac number, because 53285237 - 2¹² = 53281141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53285197 and 53285206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53285207) 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 as a sum of consecutive naturals, namely, 26642618 + 26642619.

It is an arithmetic number, because the mean of its divisors is an integer number (26642619).

Almost surely, 2^53285237 is an apocalyptic number.

It is an amenable number.

53285237 is a deficient number, since it is larger than the sum of its proper divisors (1).

53285237 is an equidigital number, since it uses as much as digits as its factorization.

53285237 is an odious number, because the sum of its binary digits is odd.

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

The square root of 53285237 is about 7299.6737598334. The cubic root of 53285237 is about 376.3012265656.

The spelling of 53285237 in words is "fifty-three million, two hundred eighty-five thousand, two hundred thirty-seven".