52206143 has 16 divisors (see below), whose sum is σ = 58544640. Its totient is φ = 46147200.

The previous prime is 52206137. The next prime is 52206151. The reversal of 52206143 is 34160225.

It is not a de Polignac number, because 52206143 - 2⁴ = 52206127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52206103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124388 + ... + 124806.

It is an arithmetic number, because the mean of its divisors is an integer number (3659040).

Almost surely, 2^52206143 is an apocalyptic number.

52206143 is a deficient number, since it is larger than the sum of its proper divisors (6338497).

52206143 is a wasteful number, since it uses less digits than its factorization.

52206143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 52206143 is about 7225.3818584210. The cubic root of 52206143 is about 373.7436903817.

Adding to 52206143 its reverse (34160225), we get a palindrome (86366368).

The spelling of 52206143 in words is "fifty-two million, two hundred six thousand, one hundred forty-three".