4517881228 has 24 divisors (see below), whose sum is σ = 9063079424. Its totient is φ = 1930381200.

The previous prime is 4517881219. The next prime is 4517881229. The reversal of 4517881228 is 8221887154.

It is a super-2 number, since 2×4517881228² = 40822501580629575968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4517881229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234468 + ... + 253003.

Almost surely, 2^4517881228 is an apocalyptic number.

It is an amenable number.

4517881228 is an abundant number, since it is smaller than the sum of its proper divisors (4545198196).

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

4517881228 is a wasteful number, since it uses less digits than its factorization.

4517881228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487813 (or 487811 counting only the distinct ones).

The product of its digits is 286720, while the sum is 46.

The square root of 4517881228 is about 67215.1859924526. The cubic root of 4517881228 is about 1653.1474941607.

The spelling of 4517881228 in words is "four billion, five hundred seventeen million, eight hundred eighty-one thousand, two hundred twenty-eight".