53683885 has 8 divisors (see below), whose sum is σ = 64884960. Its totient is φ = 42637584.

The previous prime is 53683871. The next prime is 53683891. The reversal of 53683885 is 58838635.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53683885 - 2⁷ = 53683757 is a prime.

It is a congruent number.

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, 37927 + ... + 39316.

It is an arithmetic number, because the mean of its divisors is an integer number (8110620).

Almost surely, 2^53683885 is an apocalyptic number.

It is an amenable number.

53683885 is a deficient number, since it is larger than the sum of its proper divisors (11201075).

53683885 is a wasteful number, since it uses less digits than its factorization.

53683885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77387.

The product of its digits is 691200, while the sum is 46.

The square root of 53683885 is about 7326.9287563071. The cubic root of 53683885 is about 377.2373156081.

The spelling of 53683885 in words is "fifty-three million, six hundred eighty-three thousand, eight hundred eighty-five".