3921496 has 16 divisors (see below), whose sum is σ = 7606800. Its totient is φ = 1893024.

The previous prime is 3921451. The next prime is 3921497. The reversal of 3921496 is 6941293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3921497) 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, 8220 + ... + 8683.

It is an arithmetic number, because the mean of its divisors is an integer number (475425).

Almost surely, 2^3921496 is an apocalyptic number.

It is an amenable number.

3921496 is a deficient number, since it is larger than the sum of its proper divisors (3685304).

3921496 is a wasteful number, since it uses less digits than its factorization.

3921496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16938 (or 16934 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 3921496 is about 1980.2767483359. The cubic root of 3921496 is about 157.6947586495.

The spelling of 3921496 in words is "three million, nine hundred twenty-one thousand, four hundred ninety-six".