3885149533 has 4 divisors (see below), whose sum is σ = 3889332540. Its totient is φ = 3880966528.

The previous prime is 3885149503. The next prime is 3885149539. The reversal of 3885149533 is 3359415883.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 113592964 + 3771556569 = 10658^2 + 61413^2 .

It is a cyclic number.

It is not a de Polignac number, because 3885149533 - 2⁵ = 3885149501 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3885149539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2090110 + ... + 2091967.

It is an arithmetic number, because the mean of its divisors is an integer number (972333135).

Almost surely, 2^3885149533 is an apocalyptic number.

It is an amenable number.

3885149533 is a deficient number, since it is larger than the sum of its proper divisors (4183007).

3885149533 is an equidigital number, since it uses as much as digits as its factorization.

3885149533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4183006.

The product of its digits is 1555200, while the sum is 49.

The square root of 3885149533 is about 62330.9676886217. The cubic root of 3885149533 is about 1572.0604659895.

The spelling of 3885149533 in words is "three billion, eight hundred eighty-five million, one hundred forty-nine thousand, five hundred thirty-three".