3939020 has 24 divisors (see below), whose sum is σ = 8497104. Its totient is φ = 1532736.

The previous prime is 3938999. The next prime is 3939031. The reversal of 3939020 is 209393.

3939020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 7 ways as a sum of consecutive naturals, for example, 1922 + ... + 3401.

It is an arithmetic number, because the mean of its divisors is an integer number (354046).

Almost surely, 2^3939020 is an apocalyptic number.

It is an amenable number.

3939020 is an abundant number, since it is smaller than the sum of its proper divisors (4558084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3939020 is a wasteful number, since it uses less digits than its factorization.

3939020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5369 (or 5367 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 26.

The square root of 3939020 is about 1984.6964503420. The cubic root of 3939020 is about 157.9293066217.

The spelling of 3939020 in words is "three million, nine hundred thirty-nine thousand, twenty".