4163689 has 4 divisors (see below), whose sum is σ = 4234320. Its totient is φ = 4093060.

The previous prime is 4163681. The next prime is 4163693. The reversal of 4163689 is 9863614.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4163689 - 2³ = 4163681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4163681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35227 + ... + 35344.

It is an arithmetic number, because the mean of its divisors is an integer number (1058580).

Almost surely, 2^4163689 is an apocalyptic number.

It is an amenable number.

4163689 is a deficient number, since it is larger than the sum of its proper divisors (70631).

4163689 is an equidigital number, since it uses as much as digits as its factorization.

4163689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70630.

The product of its digits is 31104, while the sum is 37.

The square root of 4163689 is about 2040.5119455666. The cubic root of 4163689 is about 160.8765562253.

The spelling of 4163689 in words is "four million, one hundred sixty-three thousand, six hundred eighty-nine".