11670520 has 32 divisors (see below), whose sum is σ = 26694720. Its totient is φ = 4590720.

The previous prime is 11670511. The next prime is 11670553. The reversal of 11670520 is 2507611.

11670520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11670491 and 11670500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49 + ... + 4831.

It is an arithmetic number, because the mean of its divisors is an integer number (834210).

Almost surely, 2^11670520 is an apocalyptic number.

11670520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11670520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13347360).

11670520 is an abundant number, since it is smaller than the sum of its proper divisors (15024200).

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

11670520 is a wasteful number, since it uses less digits than its factorization.

11670520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4855 (or 4851 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 11670520 is about 3416.2142789936. The cubic root of 11670520 is about 226.8280377213.

The spelling of 11670520 in words is "eleven million, six hundred seventy thousand, five hundred twenty".