53686835 has 8 divisors (see below), whose sum is σ = 65995776. Its totient is φ = 41901760.

The previous prime is 53686811. The next prime is 53686849. The reversal of 53686835 is 53868635.

53686835 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 53686835 - 2¹⁸ = 53424691 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130739 + ... + 131148.

It is an arithmetic number, because the mean of its divisors is an integer number (8249472).

Almost surely, 2^53686835 is an apocalyptic number.

53686835 is a deficient number, since it is larger than the sum of its proper divisors (12308941).

53686835 is a wasteful number, since it uses less digits than its factorization.

53686835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261933.

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

The square root of 53686835 is about 7327.1300657215. The cubic root of 53686835 is about 377.2442253769.

The spelling of 53686835 in words is "fifty-three million, six hundred eighty-six thousand, eight hundred thirty-five".