53988606 has 40 divisors (see below), whose sum is σ = 138259440. Its totient is φ = 15424992.

The previous prime is 53988581. The next prime is 53988611. The reversal of 53988606 is 60688935.

53988606 is a `hidden beast` number, since 5 + 39 + 8 + 8 + 606 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22671 + ... + 24938.

It is an arithmetic number, because the mean of its divisors is an integer number (3456486).

Almost surely, 2^53988606 is an apocalyptic number.

53988606 is an abundant number, since it is smaller than the sum of its proper divisors (84270834).

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

53988606 is a wasteful number, since it uses less digits than its factorization.

53988606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47630 (or 47621 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 53988606 is about 7347.6939239465. The cubic root of 53988606 is about 377.9497287643.

The spelling of 53988606 in words is "fifty-three million, nine hundred eighty-eight thousand, six hundred six".