6604426 has 16 divisors (see below), whose sum is σ = 10506240. Its totient is φ = 3108240.

The previous prime is 6604421. The next prime is 6604469. The reversal of 6604426 is 6244066.

It is a junction number, because it is equal to n+sod(n) for n = 6604394 and 6604403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6604421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 855 + ... + 3733.

It is an arithmetic number, because the mean of its divisors is an integer number (656640).

Almost surely, 2^6604426 is an apocalyptic number.

6604426 is a deficient number, since it is larger than the sum of its proper divisors (3901814).

6604426 is a wasteful number, since it uses less digits than its factorization.

6604426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2949.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 6604426 is about 2569.9077804466. The cubic root of 6604426 is about 187.6196664249.

The spelling of 6604426 in words is "six million, six hundred four thousand, four hundred twenty-six".