4618889 has 8 divisors (see below), whose sum is σ = 5054400. Its totient is φ = 4186000.

The previous prime is 4618879. The next prime is 4618921. The reversal of 4618889 is 9888164.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4618889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4618879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6239 + ... + 6939.

It is an arithmetic number, because the mean of its divisors is an integer number (631800).

Almost surely, 2^4618889 is an apocalyptic number.

It is an amenable number.

4618889 is a deficient number, since it is larger than the sum of its proper divisors (435511).

4618889 is a wasteful number, since it uses less digits than its factorization.

4618889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311.

The product of its digits is 110592, while the sum is 44.

The square root of 4618889 is about 2149.1600684919. The cubic root of 4618889 is about 166.5376793104.

The spelling of 4618889 in words is "four million, six hundred eighteen thousand, eight hundred eighty-nine".