3853621552 has 30 divisors (see below), whose sum is σ = 8206864484. Its totient is φ = 1751645280.

The previous prime is 3853621547. The next prime is 3853621559. The reversal of 3853621552 is 2551263583.

It is not an unprimeable number, because it can be changed into a prime (3853621559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 993318 + ... + 997189.

Almost surely, 2^3853621552 is an apocalyptic number.

It is an amenable number.

3853621552 is an abundant number, since it is smaller than the sum of its proper divisors (4353242932).

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

3853621552 is a wasteful number, since it uses less digits than its factorization.

3853621552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990537 (or 1990520 counting only the distinct ones).

The product of its digits is 216000, while the sum is 40.

The square root of 3853621552 is about 62077.5446679393. The cubic root of 3853621552 is about 1567.7964884943.

The spelling of 3853621552 in words is "three billion, eight hundred fifty-three million, six hundred twenty-one thousand, five hundred fifty-two".