3820868 has 6 divisors (see below), whose sum is σ = 6686526. Its totient is φ = 1910432.

The previous prime is 3820867. The next prime is 3820871. The reversal of 3820868 is 8680283.

It can be written as a sum of positive squares in only one way, i.e., 3717184 + 103684 = 1928^2 + 322^2 .

It is not an unprimeable number, because it can be changed into a prime (3820867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 477605 + ... + 477612.

It is an arithmetic number, because the mean of its divisors is an integer number (1114421).

Almost surely, 2^3820868 is an apocalyptic number.

It is an amenable number.

3820868 is a deficient number, since it is larger than the sum of its proper divisors (2865658).

3820868 is a wasteful number, since it uses less digits than its factorization.

3820868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955221 (or 955219 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 3820868 is about 1954.7040696740. The cubic root of 3820868 is about 156.3342057053.

The spelling of 3820868 in words is "three million, eight hundred twenty thousand, eight hundred sixty-eight".