4000852000 has 48 divisors (see below), whose sum is σ = 9830103192. Its totient is φ = 1600339200.

The previous prime is 4000851991. The next prime is 4000852007. The reversal of 4000852000 is 2580004.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 869778064 + 3131073936 = 29492^2 + 55956^2 .

It is not an unprimeable number, because it can be changed into a prime (4000852007) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 496107 + ... + 504106.

Almost surely, 2^4000852000 is an apocalyptic number.

4000852000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4000852000 is an abundant number, since it is smaller than the sum of its proper divisors (5829251192).

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

4000852000 is a wasteful number, since it uses less digits than its factorization.

4000852000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000238 (or 1000220 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 4000852000 is about 63252.2884961485. The cubic root of 4000852000 is about 1587.5137494417.

The spelling of 4000852000 in words is "four billion, eight hundred fifty-two thousand".