4289889 has 8 divisors (see below), whose sum is σ = 5784480. Its totient is φ = 2827616.

The previous prime is 4289869. The next prime is 4289893. The reversal of 4289889 is 9889824.

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 4289889 - 2⁸ = 4289633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4289849) 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, 7767 + ... + 8300.

It is an arithmetic number, because the mean of its divisors is an integer number (723060).

Almost surely, 2^4289889 is an apocalyptic number.

It is an amenable number.

4289889 is a deficient number, since it is larger than the sum of its proper divisors (1494591).

4289889 is a wasteful number, since it uses less digits than its factorization.

4289889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16159.

The product of its digits is 331776, while the sum is 48.

The square root of 4289889 is about 2071.2047218950. The cubic root of 4289889 is about 162.4857770589.

The spelling of 4289889 in words is "four million, two hundred eighty-nine thousand, eight hundred eighty-nine".