11705670 has 48 divisors (see below), whose sum is σ = 30730752. Its totient is φ = 3091200.

The previous prime is 11705663. The next prime is 11705711. The reversal of 11705670 is 7650711.

11705670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9595 + ... + 10745.

It is an arithmetic number, because the mean of its divisors is an integer number (640224).

Almost surely, 2^11705670 is an apocalyptic number.

11705670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11705670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15365376).

11705670 is an abundant number, since it is smaller than the sum of its proper divisors (19025082).

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

11705670 is a wasteful number, since it uses less digits than its factorization.

11705670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277 (or 1274 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The square root of 11705670 is about 3421.3549947353. The cubic root of 11705670 is about 227.0555344212.

The spelling of 11705670 in words is "eleven million, seven hundred five thousand, six hundred seventy".