3938734 has 8 divisors (see below), whose sum is σ = 5916528. Its totient is φ = 1966560.

The previous prime is 3938731. The next prime is 3938743. The reversal of 3938734 is 4378393.

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

It is a junction number, because it is equal to n+sod(n) for n = 3938693 and 3938702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1999 + ... + 3445.

It is an arithmetic number, because the mean of its divisors is an integer number (739566).

Almost surely, 2^3938734 is an apocalyptic number.

3938734 is a deficient number, since it is larger than the sum of its proper divisors (1977794).

3938734 is a wasteful number, since it uses less digits than its factorization.

3938734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2810.

The product of its digits is 54432, while the sum is 37.

The square root of 3938734 is about 1984.6243977136. The cubic root of 3938734 is about 157.9254842772.

The spelling of 3938734 in words is "three million, nine hundred thirty-eight thousand, seven hundred thirty-four".