4622143 has 2 divisors, whose sum is σ = 4622144. Its totient is φ = 4622142.

The previous prime is 4622083. The next prime is 4622161. The reversal of 4622143 is 3412264.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4622143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4682143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2311071 + 2311072.

It is an arithmetic number, because the mean of its divisors is an integer number (2311072).

Almost surely, 2^4622143 is an apocalyptic number.

4622143 is a deficient number, since it is larger than the sum of its proper divisors (1).

4622143 is an equidigital number, since it uses as much as digits as its factorization.

4622143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 22.

The square root of 4622143 is about 2149.9169751411. The cubic root of 4622143 is about 166.5767786407.

It can be divided in two parts, 46221 and 43, that added together give a palindrome (46264).

The spelling of 4622143 in words is "four million, six hundred twenty-two thousand, one hundred forty-three".