4756642220 has 96 divisors (see below), whose sum is σ = 11105773056. Its totient is φ = 1696780800.

The previous prime is 4756642193. The next prime is 4756642223. The reversal of 4756642220 is 222466574.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4756642223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4613105 + ... + 4614135.

It is an arithmetic number, because the mean of its divisors is an integer number (115685136).

Almost surely, 2^4756642220 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 4756642220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5552886528).

4756642220 is an abundant number, since it is smaller than the sum of its proper divisors (6349130836).

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

4756642220 is a wasteful number, since it uses less digits than its factorization.

4756642220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431 (or 1429 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 4756642220 is about 68968.4146548259. The cubic root of 4756642220 is about 1681.7708816252.

The spelling of 4756642220 in words is "four billion, seven hundred fifty-six million, six hundred forty-two thousand, two hundred twenty".