3921464 has 8 divisors (see below), whose sum is σ = 7352760. Its totient is φ = 1960728.

The previous prime is 3921451. The next prime is 3921497. The reversal of 3921464 is 4641293.

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

It is a congruent number.

It is an unprimeable number.

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, 245084 + ... + 245099.

It is an arithmetic number, because the mean of its divisors is an integer number (919095).

Almost surely, 2^3921464 is an apocalyptic number.

It is an amenable number.

3921464 is a deficient number, since it is larger than the sum of its proper divisors (3431296).

3921464 is a wasteful number, since it uses less digits than its factorization.

3921464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490189 (or 490185 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 3921464 is about 1980.2686686407. The cubic root of 3921464 is about 157.6943297106.

The spelling of 3921464 in words is "three million, nine hundred twenty-one thousand, four hundred sixty-four".