4645689 has 8 divisors (see below), whose sum is σ = 6251520. Its totient is φ = 3068496.

The previous prime is 4645687. The next prime is 4645721. The reversal of 4645689 is 9865464.

4645689 is digitally balanced in base 4, 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 not a de Polignac number, because 4645689 - 2¹ = 4645687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4645689.

It is not an unprimeable number, because it can be changed into a prime (4645681) 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, 6777 + ... + 7430.

It is an arithmetic number, because the mean of its divisors is an integer number (781440).

Almost surely, 2^4645689 is an apocalyptic number.

It is an amenable number.

4645689 is a deficient number, since it is larger than the sum of its proper divisors (1605831).

4645689 is a wasteful number, since it uses less digits than its factorization.

4645689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14319.

The product of its digits is 207360, while the sum is 42.

The square root of 4645689 is about 2155.3860443085. The cubic root of 4645689 is about 166.8591567110.

The spelling of 4645689 in words is "four million, six hundred forty-five thousand, six hundred eighty-nine".