53716625 has 8 divisors (see below), whose sum is σ = 67038504. Its totient is φ = 42973200.

The previous prime is 53716571. The next prime is 53716627. The reversal of 53716625 is 52661735.

53716625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1067089 + 52649536 = 1033^2 + 7256^2 .

It is not a de Polignac number, because 53716625 - 2¹⁶ = 53651089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53716627) 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 7 ways as a sum of consecutive naturals, for example, 214742 + ... + 214991.

It is an arithmetic number, because the mean of its divisors is an integer number (8379813).

Almost surely, 2^53716625 is an apocalyptic number.

It is an amenable number.

53716625 is a deficient number, since it is larger than the sum of its proper divisors (13321879).

53716625 is an equidigital number, since it uses as much as digits as its factorization.

53716625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429748 (or 429738 counting only the distinct ones).

The product of its digits is 37800, while the sum is 35.

The square root of 53716625 is about 7329.1626397563. The cubic root of 53716625 is about 377.3139881502.

The spelling of 53716625 in words is "fifty-three million, seven hundred sixteen thousand, six hundred twenty-five".