4254566220 has 144 divisors (see below), whose sum is σ = 13931386560. Its totient is φ = 1047771648.

The previous prime is 4254566219. The next prime is 4254566227. The reversal of 4254566220 is 226654524.

4254566220 is a `hidden beast` number, since 4 + 25 + 4 + 5 + 6 + 622 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (4254566227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102342 + ... + 137778.

It is an arithmetic number, because the mean of its divisors is an integer number (96745740).

Almost surely, 2^4254566220 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 4254566220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6965693280).

4254566220 is an abundant number, since it is smaller than the sum of its proper divisors (9676820340).

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

4254566220 is a wasteful number, since it uses less digits than its factorization.

4254566220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35504 (or 35499 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 4254566220 is about 65227.0359590255. The cubic root of 4254566220 is about 1620.3858020328.

The spelling of 4254566220 in words is "four billion, two hundred fifty-four million, five hundred sixty-six thousand, two hundred twenty".