53553612 has 24 divisors (see below), whose sum is σ = 142809856. Its totient is φ = 15301008.

The previous prime is 53553593. The next prime is 53553629. The reversal of 53553612 is 21635535.

It is a self number, because there is not a number n which added to its sum of digits gives 53553612.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318688 + ... + 318855.

Almost surely, 2^53553612 is an apocalyptic number.

It is an amenable number.

53553612 is an abundant number, since it is smaller than the sum of its proper divisors (89256244).

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

53553612 is a wasteful number, since it uses less digits than its factorization.

53553612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637557 (or 637555 counting only the distinct ones).

The product of its digits is 13500, while the sum is 30.

The square root of 53553612 is about 7318.0333423673. The cubic root of 53553612 is about 376.9319251268.

The spelling of 53553612 in words is "fifty-three million, five hundred fifty-three thousand, six hundred twelve".