53685683 has 4 divisors (see below), whose sum is σ = 53757360. Its totient is φ = 53614008.

The previous prime is 53685649. The next prime is 53685701. The reversal of 53685683 is 38658635.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53685683 - 2¹⁴ = 53669299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53685613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34703 + ... + 36216.

It is an arithmetic number, because the mean of its divisors is an integer number (13439340).

Almost surely, 2^53685683 is an apocalyptic number.

53685683 is a deficient number, since it is larger than the sum of its proper divisors (71677).

53685683 is an equidigital number, since it uses as much as digits as its factorization.

53685683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71676.

The product of its digits is 518400, while the sum is 44.

The square root of 53685683 is about 7327.0514533474. The cubic root of 53685683 is about 377.2415270837.

The spelling of 53685683 in words is "fifty-three million, six hundred eighty-five thousand, six hundred eighty-three".