3858812 has 6 divisors (see below), whose sum is σ = 6752928. Its totient is φ = 1929404.

The previous prime is 3858793. The next prime is 3858817. The reversal of 3858812 is 2188583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3858817) 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, 482348 + ... + 482355.

It is an arithmetic number, because the mean of its divisors is an integer number (1125488).

Almost surely, 2^3858812 is an apocalyptic number.

It is an amenable number.

3858812 is a deficient number, since it is larger than the sum of its proper divisors (2894116).

3858812 is a wasteful number, since it uses less digits than its factorization.

3858812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964707 (or 964705 counting only the distinct ones).

The product of its digits is 15360, while the sum is 35.

The square root of 3858812 is about 1964.3859091329. The cubic root of 3858812 is about 156.8500061767.

The spelling of 3858812 in words is "three million, eight hundred fifty-eight thousand, eight hundred twelve".