53608635 has 20 divisors (see below), whose sum is σ = 96099168. Its totient is φ = 28591056.

The previous prime is 53608631. The next prime is 53608649. The reversal of 53608635 is 53680635.

It is not a de Polignac number, because 53608635 - 2² = 53608631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53608635.

It is not an unprimeable number, because it can be changed into a prime (53608631) 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 19 ways as a sum of consecutive naturals, for example, 65779 + ... + 66588.

Almost surely, 2^53608635 is an apocalyptic number.

53608635 is a deficient number, since it is larger than the sum of its proper divisors (42490533).

53608635 is a wasteful number, since it uses less digits than its factorization.

53608635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132384 (or 132375 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 53608635 is about 7321.7917888998. The cubic root of 53608635 is about 377.0609722978.

The spelling of 53608635 in words is "fifty-three million, six hundred eight thousand, six hundred thirty-five".