4869085728 has 48 divisors (see below), whose sum is σ = 13764534336. Its totient is φ = 1498179840.

The previous prime is 4869085691. The next prime is 4869085769. The reversal of 4869085728 is 8275809684.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×4869085728² = 47415991653226579968, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1949508 + ... + 1952003.

It is an arithmetic number, because the mean of its divisors is an integer number (286761132).

Almost surely, 2^4869085728 is an apocalyptic number.

4869085728 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4869085728 is an abundant number, since it is smaller than the sum of its proper divisors (8895448608).

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

4869085728 is a wasteful number, since it uses less digits than its factorization.

4869085728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3901537 (or 3901529 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 57.

The square root of 4869085728 is about 69778.8343840738. The cubic root of 4869085728 is about 1694.9197501185.

The spelling of 4869085728 in words is "four billion, eight hundred sixty-nine million, eighty-five thousand, seven hundred twenty-eight".