4618859 has 16 divisors (see below), whose sum is σ = 5565120. Its totient is φ = 3749760.

The previous prime is 4618853. The next prime is 4618871. The reversal of 4618859 is 9588164.

4618859 = 385² + 386² + ... + 413².

It is a de Polignac number, because none of the positive numbers 2^k-4618859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4618853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12197 + ... + 12569.

It is an arithmetic number, because the mean of its divisors is an integer number (347820).

Almost surely, 2^4618859 is an apocalyptic number.

4618859 is a deficient number, since it is larger than the sum of its proper divisors (946261).

4618859 is a wasteful number, since it uses less digits than its factorization.

4618859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470.

The product of its digits is 69120, while the sum is 41.

The square root of 4618859 is about 2149.1530890097. The cubic root of 4618859 is about 166.5373187518.

The spelling of 4618859 in words is "four million, six hundred eighteen thousand, eight hundred fifty-nine".