3139704 has 24 divisors (see below), whose sum is σ = 8503560. Its totient is φ = 1046544.

The previous prime is 3139699. The next prime is 3139723. The reversal of 3139704 is 4079313.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21732 + ... + 21875.

It is an arithmetic number, because the mean of its divisors is an integer number (354315).

Almost surely, 2^3139704 is an apocalyptic number.

It is an amenable number.

3139704 is an abundant number, since it is smaller than the sum of its proper divisors (5363856).

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

3139704 is a wasteful number, since it uses less digits than its factorization.

3139704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43619 (or 43612 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 3139704 is about 1771.9209914666. The cubic root of 3139704 is about 146.4298335689.

The spelling of 3139704 in words is "three million, one hundred thirty-nine thousand, seven hundred four".