3938726 has 8 divisors (see below), whose sum is σ = 6445224. Its totient is φ = 1790320.

The previous prime is 3938723. The next prime is 3938731. The reversal of 3938726 is 6278393.

3938726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3938726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938723) 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 3 ways as a sum of consecutive naturals, for example, 89495 + ... + 89538.

It is an arithmetic number, because the mean of its divisors is an integer number (805653).

Almost surely, 2^3938726 is an apocalyptic number.

3938726 is a deficient number, since it is larger than the sum of its proper divisors (2506498).

3938726 is a wasteful number, since it uses less digits than its factorization.

3938726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179046.

The product of its digits is 54432, while the sum is 38.

The square root of 3938726 is about 1984.6223822178. The cubic root of 3938726 is about 157.9253773558.

It can be divided in two parts, 3938 and 726, that added together give a palindrome (4664).

The spelling of 3938726 in words is "three million, nine hundred thirty-eight thousand, seven hundred twenty-six".