52836643 has 4 divisors (see below), whose sum is σ = 52917480. Its totient is φ = 52755808.

The previous prime is 52836611. The next prime is 52836661. The reversal of 52836643 is 34663825.

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 52836643 - 2⁵ = 52836611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52836673) 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, 39430 + ... + 40747.

It is an arithmetic number, because the mean of its divisors is an integer number (13229370).

Almost surely, 2^52836643 is an apocalyptic number.

52836643 is a deficient number, since it is larger than the sum of its proper divisors (80837).

52836643 is an equidigital number, since it uses as much as digits as its factorization.

52836643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80836.

The product of its digits is 103680, while the sum is 37.

The square root of 52836643 is about 7268.8818259757. The cubic root of 52836643 is about 375.2422565014.

The spelling of 52836643 in words is "fifty-two million, eight hundred thirty-six thousand, six hundred forty-three".