3887846 has 4 divisors (see below), whose sum is σ = 5831772. Its totient is φ = 1943922.

The previous prime is 3887843. The next prime is 3887861. The reversal of 3887846 is 6487883.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6487883 = 43 ⋅150881.

It is a junction number, because it is equal to n+sod(n) for n = 3887797 and 3887806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3887843) 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 as a sum of consecutive naturals, namely, 971960 + ... + 971963.

It is an arithmetic number, because the mean of its divisors is an integer number (1457943).

Almost surely, 2^3887846 is an apocalyptic number.

3887846 is a deficient number, since it is larger than the sum of its proper divisors (1943926).

3887846 is a wasteful number, since it uses less digits than its factorization.

3887846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943925.

The product of its digits is 258048, while the sum is 44.

The square root of 3887846 is about 1971.7621560422. The cubic root of 3887846 is about 157.2424075234.

The spelling of 3887846 in words is "three million, eight hundred eighty-seven thousand, eight hundred forty-six".