4606646220 has 144 divisors (see below), whose sum is σ = 15274834848. Its totient is φ = 1114490880.

The previous prime is 4606646207. The next prime is 4606646267. The reversal of 4606646220 is 226466064.

4606646220 is a `hidden beast` number, since 4 + 6 + 0 + 6 + 646 + 2 + 2 + 0 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1100772 + ... + 1104948.

It is an arithmetic number, because the mean of its divisors is an integer number (106075242).

Almost surely, 2^4606646220 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 4606646220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7637417424).

4606646220 is an abundant number, since it is smaller than the sum of its proper divisors (10668188628).

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

4606646220 is a wasteful number, since it uses less digits than its factorization.

4606646220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4760 (or 4755 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 4606646220 is about 67872.2787299793. The cubic root of 4606646220 is about 1663.9040809131.

The spelling of 4606646220 in words is "four billion, six hundred six million, six hundred forty-six thousand, two hundred twenty".