4534916220 has 240 divisors, whose sum is σ = 14898309888. Its totient is φ = 1153336320.

The previous prime is 4534916159. The next prime is 4534916227. The reversal of 4534916220 is 226194354.

It is a happy number.

4534916220 is a `hidden beast` number, since 453 + 49 + 162 + 2 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4534916227) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3665442 + ... + 3666678.

Almost surely, 2^4534916220 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 4534916220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7449154944).

4534916220 is an abundant number, since it is smaller than the sum of its proper divisors (10363393668).

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

4534916220 is a wasteful number, since it uses less digits than its factorization.

4534916220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362 (or 1351 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 4534916220 is about 67341.7865815869. The cubic root of 4534916220 is about 1655.2226581650. Note that the first 3 decimals are identical.

The spelling of 4534916220 in words is "four billion, five hundred thirty-four million, nine hundred sixteen thousand, two hundred twenty".