4028688048 has 80 divisors (see below), whose sum is σ = 12975526656. Its totient is φ = 1046411520.

The previous prime is 4028688019. The next prime is 4028688077. The reversal of 4028688048 is 8408868204.

It is an interprime number because it is at equal distance from previous prime (4028688019) and next prime (4028688077).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 4028687988 and 4028688006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 541311 + ... + 548702.

Almost surely, 2^4028688048 is an apocalyptic number.

4028688048 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4028688048 is an abundant number, since it is smaller than the sum of its proper divisors (8946838608).

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

4028688048 is a wasteful number, since it uses less digits than its factorization.

4028688048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090042 (or 1090036 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 48.

The square root of 4028688048 is about 63471.9469372100. The cubic root of 4028688048 is about 1591.1869685932.

It can be divided in two parts, 4028 and 688048, that added together give a triangular number (692076 = T₁₁₇₆).

The spelling of 4028688048 in words is "four billion, twenty-eight million, six hundred eighty-eight thousand, forty-eight".