52266143 has 8 divisors (see below), whose sum is σ = 57747168. Its totient is φ = 47052544.

The previous prime is 52266139. The next prime is 52266161. The reversal of 52266143 is 34166225.

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

It is a cyclic number.

It is not a de Polignac number, because 52266143 - 2² = 52266139 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 (52266133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66446 + ... + 67227.

It is an arithmetic number, because the mean of its divisors is an integer number (7218396).

Almost surely, 2^52266143 is an apocalyptic number.

52266143 is a deficient number, since it is larger than the sum of its proper divisors (5481025).

52266143 is a wasteful number, since it uses less digits than its factorization.

52266143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133713.

The product of its digits is 8640, while the sum is 29.

The square root of 52266143 is about 7229.5326958248. The cubic root of 52266143 is about 373.8868155314.

The spelling of 52266143 in words is "fifty-two million, two hundred sixty-six thousand, one hundred forty-three".