4234189 has 2 divisors, whose sum is σ = 4234190. Its totient is φ = 4234188.

The previous prime is 4234187. The next prime is 4234201. The reversal of 4234189 is 9814324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3822025 + 412164 = 1955^2 + 642^2 .

It is a cyclic number.

It is not a de Polignac number, because 4234189 - 2¹ = 4234187 is a prime.

Together with 4234187, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 4⁶ + 2¹¹ + 3⁵ + 4¹¹ + 1 + 8⁵ + 9³ .

It is a self number, because there is not a number n which added to its sum of digits gives 4234189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4234187) 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 as a sum of consecutive naturals, namely, 2117094 + 2117095.

It is an arithmetic number, because the mean of its divisors is an integer number (2117095).

Almost surely, 2^4234189 is an apocalyptic number.

It is an amenable number.

4234189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4234189 is an equidigital number, since it uses as much as digits as its factorization.

4234189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 31.

The square root of 4234189 is about 2057.7145088666. The cubic root of 4234189 is about 161.7794718189.

The spelling of 4234189 in words is "four million, two hundred thirty-four thousand, one hundred eighty-nine".