3885747 has 8 divisors (see below), whose sum is σ = 5453760. Its totient is φ = 2454120.

The previous prime is 3885743. The next prime is 3885751. The reversal of 3885747 is 7475883.

It is an interprime number because it is at equal distance from previous prime (3885743) and next prime (3885751).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3885747 - 2² = 3885743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3885699 and 3885708.

It is not an unprimeable number, because it can be changed into a prime (3885743) 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, 34029 + ... + 34142.

It is an arithmetic number, because the mean of its divisors is an integer number (681720).

Almost surely, 2^3885747 is an apocalyptic number.

3885747 is a deficient number, since it is larger than the sum of its proper divisors (1568013).

3885747 is a wasteful number, since it uses less digits than its factorization.

3885747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68193.

The product of its digits is 188160, while the sum is 42.

The square root of 3885747 is about 1971.2298191738. The cubic root of 3885747 is about 157.2141046853.

The spelling of 3885747 in words is "three million, eight hundred eighty-five thousand, seven hundred forty-seven".