11609682 has 32 divisors (see below), whose sum is σ = 26880000. Its totient is φ = 3274128.

The previous prime is 11609681. The next prime is 11609711. The reversal of 11609682 is 28690611.

It is a super-2 number, since 2×11609682² = 269569432282248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11609681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1569 + ... + 5067.

It is an arithmetic number, because the mean of its divisors is an integer number (840000).

Almost surely, 2^11609682 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11609682, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13440000).

11609682 is an abundant number, since it is smaller than the sum of its proper divisors (15270318).

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

11609682 is a wasteful number, since it uses less digits than its factorization.

11609682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3590.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 11609682 is about 3407.2983432626. The cubic root of 11609682 is about 226.4332020421.

The spelling of 11609682 in words is "eleven million, six hundred nine thousand, six hundred eighty-two".