11639056 has 40 divisors (see below), whose sum is σ = 26498304. Its totient is φ = 4882560.

The previous prime is 11639051. The next prime is 11639059. The reversal of 11639056 is 65093611.

It is a super-2 number, since 2×11639056² = 270935249142272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11639051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256 + ... + 4831.

Almost surely, 2^11639056 is an apocalyptic number.

11639056 is a gapful number since it is divisible by the number (16) 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 11639056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13249152).

11639056 is an abundant number, since it is smaller than the sum of its proper divisors (14859248).

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

11639056 is a wasteful number, since it uses less digits than its factorization.

11639056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5119 (or 5113 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 11639056 is about 3411.6060733912. The cubic root of 11639056 is about 226.6240096583.

The spelling of 11639056 in words is "eleven million, six hundred thirty-nine thousand, fifty-six".