3939698 has 16 divisors (see below), whose sum is σ = 6892800. Its totient is φ = 1688148.

The previous prime is 3939673. The next prime is 3939713. The reversal of 3939698 is 8969393.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2186 + ... + 3557.

It is an arithmetic number, because the mean of its divisors is an integer number (430800).

Almost surely, 2^3939698 is an apocalyptic number.

3939698 is a deficient number, since it is larger than the sum of its proper divisors (2953102).

3939698 is an equidigital number, since it uses as much as digits as its factorization.

3939698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5766 (or 5752 counting only the distinct ones).

The product of its digits is 314928, while the sum is 47.

The square root of 3939698 is about 1984.8672499691. The cubic root of 3939698 is about 157.9383672448.

The spelling of 3939698 in words is "three million, nine hundred thirty-nine thousand, six hundred ninety-eight".