3821768 has 8 divisors (see below), whose sum is σ = 7165830. Its totient is φ = 1910880.

The previous prime is 3821737. The next prime is 3821771. The reversal of 3821768 is 8671283.

It can be written as a sum of positive squares in only one way, i.e., 3247204 + 574564 = 1802^2 + 758^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238853 + ... + 238868.

Almost surely, 2^3821768 is an apocalyptic number.

It is an amenable number.

3821768 is a deficient number, since it is larger than the sum of its proper divisors (3344062).

3821768 is a wasteful number, since it uses less digits than its factorization.

3821768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477727 (or 477723 counting only the distinct ones).

The product of its digits is 16128, while the sum is 35.

The square root of 3821768 is about 1954.9342699948. The cubic root of 3821768 is about 156.3464795080.

The spelling of 3821768 in words is "three million, eight hundred twenty-one thousand, seven hundred sixty-eight".