11087872 has 26 divisors (see below), whose sum is σ = 22181228. Its totient is φ = 5541888.

The previous prime is 11087837. The next prime is 11087873. The reversal of 11087872 is 27878011.

It is a plaindrome in base 14.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (11087873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2743 + ... + 5449.

Almost surely, 2^11087872 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 11087872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11090614).

11087872 is an abundant number, since it is smaller than the sum of its proper divisors (11093356).

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

11087872 is an frugal number, since it uses more digits than its factorization.

11087872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731 (or 2709 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 34.

The square root of 11087872 is about 3329.8456420681. The cubic root of 11087872 is about 222.9886378413.

The spelling of 11087872 in words is "eleven million, eighty-seven thousand, eight hundred seventy-two".