3934838 has 4 divisors (see below), whose sum is σ = 5902260. Its totient is φ = 1967418.

The previous prime is 3934823. The next prime is 3934849. The reversal of 3934838 is 8384393.

3934838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 983708 + ... + 983711.

It is an arithmetic number, because the mean of its divisors is an integer number (1475565).

Almost surely, 2^3934838 is an apocalyptic number.

3934838 is a deficient number, since it is larger than the sum of its proper divisors (1967422).

3934838 is a wasteful number, since it uses less digits than its factorization.

3934838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967421.

The product of its digits is 62208, while the sum is 38.

The square root of 3934838 is about 1983.6426089394. The cubic root of 3934838 is about 157.8733964180.

The spelling of 3934838 in words is "three million, nine hundred thirty-four thousand, eight hundred thirty-eight".