4028536040 has 16 divisors (see below), whose sum is σ = 9064206180. Its totient is φ = 1611414400.

The previous prime is 4028536027. The next prime is 4028536063. The reversal of 4028536040 is 406358204.

It can be written as a sum of positive squares in 2 ways, for example, as 3348473956 + 680062084 = 57866^2 + 26078^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4028535988 and 4028536006.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50356661 + ... + 50356740.

Almost surely, 2^4028536040 is an apocalyptic number.

4028536040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4028536040 is an abundant number, since it is smaller than the sum of its proper divisors (5035670140).

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

4028536040 is a wasteful number, since it uses less digits than its factorization.

4028536040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100713412 (or 100713408 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 4028536040 is about 63470.7494835219. The cubic root of 4028536040 is about 1591.1669557761.

The spelling of 4028536040 in words is "four billion, twenty-eight million, five hundred thirty-six thousand, forty".