11670636 has 48 divisors (see below), whose sum is σ = 30360960. Its totient is φ = 3467520.

The previous prime is 11670629. The next prime is 11670641. The reversal of 11670636 is 63607611.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2371 + ... + 5381.

It is an arithmetic number, because the mean of its divisors is an integer number (632520).

Almost surely, 2^11670636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11670636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15180480).

11670636 is an abundant number, since it is smaller than the sum of its proper divisors (18690324).

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

11670636 is a wasteful number, since it uses less digits than its factorization.

11670636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054 (or 3052 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 11670636 is about 3416.2312568092. The cubic root of 11670636 is about 226.8287892435.

The spelling of 11670636 in words is "eleven million, six hundred seventy thousand, six hundred thirty-six".