3938722 has 16 divisors (see below), whose sum is σ = 6220800. Its totient is φ = 1867600.

The previous prime is 3938717. The next prime is 3938723. The reversal of 3938722 is 2278393.

It is not an unprimeable number, because it can be changed into a prime (3938723) 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, 2847 + ... + 3997.

It is an arithmetic number, because the mean of its divisors is an integer number (388800).

Almost surely, 2^3938722 is an apocalyptic number.

3938722 is a deficient number, since it is larger than the sum of its proper divisors (2282078).

3938722 is a wasteful number, since it uses less digits than its factorization.

3938722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241.

The product of its digits is 18144, while the sum is 34.

The square root of 3938722 is about 1984.6213744692. The cubic root of 3938722 is about 157.9253238950.

The spelling of 3938722 in words is "three million, nine hundred thirty-eight thousand, seven hundred twenty-two".