3848857 has 4 divisors (see below), whose sum is σ = 3862836. Its totient is φ = 3834880.

The previous prime is 3848837. The next prime is 3848861. The reversal of 3848857 is 7588483.

It is a happy number.

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 1089936 + 2758921 = 1044^2 + 1661^2 .

It is a cyclic number.

It is not a de Polignac number, because 3848857 - 2¹⁵ = 3816089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3848827) 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 3 ways as a sum of consecutive naturals, for example, 6568 + ... + 7129.

It is an arithmetic number, because the mean of its divisors is an integer number (965709).

Almost surely, 2^3848857 is an apocalyptic number.

It is an amenable number.

3848857 is a deficient number, since it is larger than the sum of its proper divisors (13979).

3848857 is a wasteful number, since it uses less digits than its factorization.

3848857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13978.

The product of its digits is 215040, while the sum is 43.

The square root of 3848857 is about 1961.8504020439. The cubic root of 3848857 is about 156.7150089737.

The spelling of 3848857 in words is "three million, eight hundred forty-eight thousand, eight hundred fifty-seven".