6659070 has 64 divisors (see below), whose sum is σ = 18475776. Its totient is φ = 1518080.

The previous prime is 6659057. The next prime is 6659077. The reversal of 6659070 is 709566.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6659077) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5017 + ... + 6203.

It is an arithmetic number, because the mean of its divisors is an integer number (288684).

Almost surely, 2^6659070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6659070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9237888).

6659070 is an abundant number, since it is smaller than the sum of its proper divisors (11816706).

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

6659070 is a wasteful number, since it uses less digits than its factorization.

6659070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 6659070 is about 2580.5173899821. The cubic root of 6659070 is about 188.1356912354.

The spelling of 6659070 in words is "six million, six hundred fifty-nine thousand, seventy".