3821946 has 16 divisors (see below), whose sum is σ = 7807104. Its totient is φ = 1246784.

The previous prime is 3821929. The next prime is 3821947. The reversal of 3821946 is 6491283.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3821947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6495 + ... + 7058.

It is an arithmetic number, because the mean of its divisors is an integer number (487944).

Almost surely, 2^3821946 is an apocalyptic number.

3821946 is an abundant number, since it is smaller than the sum of its proper divisors (3985158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3821946 is a wasteful number, since it uses less digits than its factorization.

3821946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13605.

The product of its digits is 10368, while the sum is 33.

The square root of 3821946 is about 1954.9797952920. The cubic root of 3821946 is about 156.3489067651.

The spelling of 3821946 in words is "three million, eight hundred twenty-one thousand, nine hundred forty-six".