3723939 has 24 divisors (see below), whose sum is σ = 5655312. Its totient is φ = 2358720.

The previous prime is 3723931. The next prime is 3723947. The reversal of 3723939 is 9393273.

3723939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3723931) and next prime (3723947).

It is not a de Polignac number, because 3723939 - 2³ = 3723931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3723931) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 17544 + ... + 17754.

It is an arithmetic number, because the mean of its divisors is an integer number (235638).

Almost surely, 2^3723939 is an apocalyptic number.

3723939 is a deficient number, since it is larger than the sum of its proper divisors (1931373).

3723939 is a wasteful number, since it uses less digits than its factorization.

3723939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 304 counting only the distinct ones).

The product of its digits is 30618, while the sum is 36.

The square root of 3723939 is about 1929.7510202096. The cubic root of 3723939 is about 155.0008879588. Note that the first 3 decimals are identical.

The spelling of 3723939 in words is "three million, seven hundred twenty-three thousand, nine hundred thirty-nine".