11706534 has 48 divisors (see below), whose sum is σ = 29551392. Its totient is φ = 3279744.

The previous prime is 11706529. The next prime is 11706559. The reversal of 11706534 is 43560711.

11706534 is a `hidden beast` number, since 1 + 1 + 7 + 0 + 653 + 4 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11706498 and 11706507.

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, 5802 + ... + 7554.

It is an arithmetic number, because the mean of its divisors is an integer number (615654).

Almost surely, 2^11706534 is an apocalyptic number.

11706534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11706534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14775696).

11706534 is an abundant number, since it is smaller than the sum of its proper divisors (17844858).

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

11706534 is a wasteful number, since it uses less digits than its factorization.

11706534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821 (or 1818 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 11706534 is about 3421.4812581687. The cubic root of 11706534 is about 227.0611206359.

The spelling of 11706534 in words is "eleven million, seven hundred six thousand, five hundred thirty-four".