53286823 has 4 divisors (see below), whose sum is σ = 56421360. Its totient is φ = 50152288.

The previous prime is 53286817. The next prime is 53286829. The reversal of 53286823 is 32868235.

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

It is an interprime number because it is at equal distance from previous prime (53286817) and next prime (53286829).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53286823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53286829) 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, 1567243 + ... + 1567276.

It is an arithmetic number, because the mean of its divisors is an integer number (14105340).

Almost surely, 2^53286823 is an apocalyptic number.

53286823 is a deficient number, since it is larger than the sum of its proper divisors (3134537).

53286823 is a wasteful number, since it uses less digits than its factorization.

53286823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3134536.

The product of its digits is 69120, while the sum is 37.

The square root of 53286823 is about 7299.7823940170. The cubic root of 53286823 is about 376.3049599814.

The spelling of 53286823 in words is "fifty-three million, two hundred eighty-six thousand, eight hundred twenty-three".