3938693 has 8 divisors (see below), whose sum is σ = 4445280. Its totient is φ = 3456880.

The previous prime is 3938657. The next prime is 3938699. The reversal of 3938693 is 3968393.

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

It is a cyclic number.

It is not a de Polignac number, because 3938693 - 2⁶ = 3938629 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3938693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938699) 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, 5855 + ... + 6492.

It is an arithmetic number, because the mean of its divisors is an integer number (555660).

Almost surely, 2^3938693 is an apocalyptic number.

It is an amenable number.

3938693 is a deficient number, since it is larger than the sum of its proper divisors (506587).

3938693 is a wasteful number, since it uses less digits than its factorization.

3938693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12387.

The product of its digits is 104976, while the sum is 41.

The square root of 3938693 is about 1984.6140682762. The cubic root of 3938693 is about 157.9249363035.

The spelling of 3938693 in words is "three million, nine hundred thirty-eight thousand, six hundred ninety-three".