4125889 has 4 divisors (see below), whose sum is σ = 4136580. Its totient is φ = 4115200.

The previous prime is 4125853. The next prime is 4125899. The reversal of 4125889 is 9885214.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3932289 + 193600 = 1983^2 + 440^2 .

It is a cyclic number.

It is not a de Polignac number, because 4125889 - 2¹¹ = 4123841 is a prime.

It is a super-3 number, since 3×4125889³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4125829) 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 3 ways as a sum of consecutive naturals, for example, 4744 + ... + 5545.

It is an arithmetic number, because the mean of its divisors is an integer number (1034145).

Almost surely, 2^4125889 is an apocalyptic number.

It is an amenable number.

4125889 is a deficient number, since it is larger than the sum of its proper divisors (10691).

4125889 is a wasteful number, since it uses less digits than its factorization.

4125889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10690.

The product of its digits is 23040, while the sum is 37.

The square root of 4125889 is about 2031.2284460395. The cubic root of 4125889 is about 160.3882368763.

The spelling of 4125889 in words is "four million, one hundred twenty-five thousand, eight hundred eighty-nine".