4121889 has 8 divisors (see below), whose sum is σ = 5505600. Its totient is φ = 2743056.

The previous prime is 4121881. The next prime is 4121891. The reversal of 4121889 is 9881214.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4121889 - 2³ = 4121881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4121881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1887 + ... + 3435.

It is an arithmetic number, because the mean of its divisors is an integer number (688200).

Almost surely, 2^4121889 is an apocalyptic number.

It is an amenable number.

4121889 is a deficient number, since it is larger than the sum of its proper divisors (1383711).

4121889 is a wasteful number, since it uses less digits than its factorization.

4121889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2439.

The product of its digits is 4608, while the sum is 33.

The square root of 4121889 is about 2030.2435814453. The cubic root of 4121889 is about 160.3363886254.

The spelling of 4121889 in words is "four million, one hundred twenty-one thousand, eight hundred eighty-nine".