4139004 has 12 divisors (see below), whose sum is σ = 9657704. Its totient is φ = 1379664.

The previous prime is 4138999. The next prime is 4139029. The reversal of 4139004 is 4009314.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×4139004² = 34262708224032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172447 + ... + 172470.

Almost surely, 2^4139004 is an apocalyptic number.

It is an amenable number.

4139004 is an abundant number, since it is smaller than the sum of its proper divisors (5518700).

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

4139004 is a wasteful number, since it uses less digits than its factorization.

4139004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344924 (or 344922 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 4139004 is about 2034.4542265679. The cubic root of 4139004 is about 160.5579996320.

The spelling of 4139004 in words is "four million, one hundred thirty-nine thousand, four".