4609836 has 72 divisors (see below), whose sum is σ = 14536704. Its totient is φ = 1196640.

The previous prime is 4609783. The next prime is 4609849. The reversal of 4609836 is 6389064.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4609836.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1941 + ... + 3603.

Almost surely, 2^4609836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4609836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7268352).

4609836 is an abundant number, since it is smaller than the sum of its proper divisors (9926868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4609836 is a wasteful number, since it uses less digits than its factorization.

4609836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691 (or 1686 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 4609836 is about 2147.0528638112. The cubic root of 4609836 is about 166.4288038001.

It can be divided in two parts, 4609 and 836, that added together give a palindrome (5445).

The spelling of 4609836 in words is "four million, six hundred nine thousand, eight hundred thirty-six".