4164389 has 8 divisors (see below), whose sum is σ = 4247640. Its totient is φ = 4082176.

The previous prime is 4164379. The next prime is 4164427. The reversal of 4164389 is 9834614.

It can be written as a sum of positive squares in 4 ways, for example, as 96100 + 4068289 = 310^2 + 2017^2 .

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 4164389 - 2²⁰ = 3115813 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 (4164319) 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 in 7 ways as a sum of consecutive naturals, for example, 15347 + ... + 15615.

It is an arithmetic number, because the mean of its divisors is an integer number (530955).

Almost surely, 2^4164389 is an apocalyptic number.

It is an amenable number.

4164389 is a deficient number, since it is larger than the sum of its proper divisors (83251).

4164389 is a wasteful number, since it uses less digits than its factorization.

4164389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519.

The product of its digits is 20736, while the sum is 35.

The square root of 4164389 is about 2040.6834639405. The cubic root of 4164389 is about 160.8855712502.

The spelling of 4164389 in words is "four million, one hundred sixty-four thousand, three hundred eighty-nine".