52266243 has 4 divisors (see below), whose sum is σ = 69688328. Its totient is φ = 34844160.

The previous prime is 52266233. The next prime is 52266257. The reversal of 52266243 is 34266225.

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

It is not a de Polignac number, because 52266243 - 2²⁰ = 51217667 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52266243.

It is not an unprimeable number, because it can be changed into a prime (52266223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8711038 + ... + 8711043.

It is an arithmetic number, because the mean of its divisors is an integer number (17422082).

Almost surely, 2^52266243 is an apocalyptic number.

52266243 is a deficient number, since it is larger than the sum of its proper divisors (17422085).

52266243 is a wasteful number, since it uses less digits than its factorization.

52266243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17422084.

The product of its digits is 17280, while the sum is 30.

The square root of 52266243 is about 7229.5396118978. The cubic root of 52266243 is about 373.8870539819.

The spelling of 52266243 in words is "fifty-two million, two hundred sixty-six thousand, two hundred forty-three".