4118389 has 4 divisors (see below), whose sum is σ = 4492800. Its totient is φ = 3743980.

The previous prime is 4118339. The next prime is 4118417. The reversal of 4118389 is 9838114.

It is a happy number.

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 4118389 - 2⁹ = 4117877 is a prime.

It is a super-2 number, since 2×4118389² = 33922255910642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4118339) 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, 187189 + ... + 187210.

It is an arithmetic number, because the mean of its divisors is an integer number (1123200).

Almost surely, 2^4118389 is an apocalyptic number.

It is an amenable number.

4118389 is a deficient number, since it is larger than the sum of its proper divisors (374411).

4118389 is a wasteful number, since it uses less digits than its factorization.

4118389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374410.

The product of its digits is 6912, while the sum is 34.

The square root of 4118389 is about 2029.3814328509. The cubic root of 4118389 is about 160.2909938827.

The spelling of 4118389 in words is "four million, one hundred eighteen thousand, three hundred eighty-nine".