3851855528 has 8 divisors (see below), whose sum is σ = 7222229130. Its totient is φ = 1925927760.

The previous prime is 3851855489. The next prime is 3851855561. The reversal of 3851855528 is 8255581583.

3851855528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2179209124 + 1672646404 = 46682^2 + 40898^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240740963 + ... + 240740978.

Almost surely, 2^3851855528 is an apocalyptic number.

It is an amenable number.

3851855528 is a deficient number, since it is larger than the sum of its proper divisors (3370373602).

3851855528 is a wasteful number, since it uses less digits than its factorization.

3851855528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481481947 (or 481481943 counting only the distinct ones).

The product of its digits is 1920000, while the sum is 50.

The square root of 3851855528 is about 62063.3186995346. The cubic root of 3851855528 is about 1567.5569571643.

The spelling of 3851855528 in words is "three billion, eight hundred fifty-one million, eight hundred fifty-five thousand, five hundred twenty-eight".