4617889 has 4 divisors (see below), whose sum is σ = 4644756. Its totient is φ = 4591024.

The previous prime is 4617887. The next prime is 4617901. The reversal of 4617889 is 9887164.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1710864 + 2907025 = 1308^2 + 1705^2 .

It is a cyclic number.

It is not a de Polignac number, because 4617889 - 2¹ = 4617887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4617887) 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 3 ways as a sum of consecutive naturals, for example, 13174 + ... + 13519.

It is an arithmetic number, because the mean of its divisors is an integer number (1161189).

Almost surely, 2^4617889 is an apocalyptic number.

It is an amenable number.

4617889 is a deficient number, since it is larger than the sum of its proper divisors (26867).

4617889 is a wasteful number, since it uses less digits than its factorization.

4617889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26866.

The product of its digits is 96768, while the sum is 43.

The square root of 4617889 is about 2148.9274068707. The cubic root of 4617889 is about 166.5256598472.

The spelling of 4617889 in words is "four million, six hundred seventeen thousand, eight hundred eighty-nine".