3623304636 has 240 divisors, whose sum is σ = 11643878400. Its totient is φ = 959340672.

The previous prime is 3623304577. The next prime is 3623304647. The reversal of 3623304636 is 6364033263.

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 3623304636.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2024430 + ... + 2026218.

It is an arithmetic number, because the mean of its divisors is an integer number (48516160).

Almost surely, 2^3623304636 is an apocalyptic number.

3623304636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3623304636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5821939200).

3623304636 is an abundant number, since it is smaller than the sum of its proper divisors (8020573764).

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

3623304636 is a wasteful number, since it uses less digits than its factorization.

3623304636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878 (or 1867 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 36.

The square root of 3623304636 is about 60193.8920157187. The cubic root of 3623304636 is about 1535.9188952537.

Adding to 3623304636 its reverse (6364033263), we get a palindrome (9987337899).

The spelling of 3623304636 in words is "three billion, six hundred twenty-three million, three hundred four thousand, six hundred thirty-six".