8889645 has 8 divisors (see below), whose sum is σ = 14223456. Its totient is φ = 4741136.

The previous prime is 8889607. The next prime is 8889659. The reversal of 8889645 is 5469888.

8889645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 8889645 - 2⁶ = 8889581 is a prime.

It is a super-3 number, since 3×8889645³ (a number of 22 digits) contains 333 as substring.

8889645 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 8889594 and 8889603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296307 + ... + 296336.

It is an arithmetic number, because the mean of its divisors is an integer number (1777932).

Almost surely, 2^8889645 is an apocalyptic number.

It is an amenable number.

8889645 is a deficient number, since it is larger than the sum of its proper divisors (5333811).

8889645 is a wasteful number, since it uses less digits than its factorization.

8889645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592651.

The product of its digits is 552960, while the sum is 48.

The square root of 8889645 is about 2981.5507709915. The cubic root of 8889645 is about 207.1547070963.

The spelling of 8889645 in words is "eight million, eight hundred eighty-nine thousand, six hundred forty-five".