4536752220 has 864 divisors, whose sum is σ = 19613563200. Its totient is φ = 862202880.

The previous prime is 4536752191. The next prime is 4536752237. The reversal of 4536752220 is 222576354.

4536752220 is a `hidden beast` number, since 4 + 53 + 67 + 522 + 20 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 41621526 + ... + 41621634.

Almost surely, 2^4536752220 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 4536752220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9806781600).

4536752220 is an abundant number, since it is smaller than the sum of its proper divisors (15076810980).

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

4536752220 is a wasteful number, since it uses less digits than its factorization.

4536752220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 4536752220 is about 67355.4171540790. The cubic root of 4536752220 is about 1655.4460050895.

The spelling of 4536752220 in words is "four billion, five hundred thirty-six million, seven hundred fifty-two thousand, two hundred twenty".