3905744 has 10 divisors (see below), whose sum is σ = 7567410. Its totient is φ = 1952864.

The previous prime is 3905717. The next prime is 3905753. The reversal of 3905744 is 4475093.

3905744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3655744 + 250000 = 1912^2 + 500^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3905744.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122039 + ... + 122070.

It is an arithmetic number, because the mean of its divisors is an integer number (756741).

Almost surely, 2^3905744 is an apocalyptic number.

It is an amenable number.

3905744 is a deficient number, since it is larger than the sum of its proper divisors (3661666).

3905744 is a wasteful number, since it uses less digits than its factorization.

3905744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244117 (or 244111 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 3905744 is about 1976.2955244598. The cubic root of 3905744 is about 157.4833307293.

The spelling of 3905744 in words is "three million, nine hundred five thousand, seven hundred forty-four".