6670558 has 12 divisors (see below), whose sum is σ = 10561320. Its totient is φ = 3159396.

The previous prime is 6670553. The next prime is 6670583. The reversal of 6670558 is 8550766.

It is a super-3 number, since 3×6670558³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6670553) by changing a digit.

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, 3898 + ... + 5341.

It is an arithmetic number, because the mean of its divisors is an integer number (880110).

Almost surely, 2^6670558 is an apocalyptic number.

6670558 is a deficient number, since it is larger than the sum of its proper divisors (3890762).

6670558 is a wasteful number, since it uses less digits than its factorization.

6670558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9279 (or 9260 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 6670558 is about 2582.7423410011. The cubic root of 6670558 is about 188.2438175024.

The spelling of 6670558 in words is "six million, six hundred seventy thousand, five hundred fifty-eight".