11088720 has 60 divisors (see below), whose sum is σ = 37242036. Its totient is φ = 2956800.

The previous prime is 11088673. The next prime is 11088739. The reversal of 11088720 is 2788011.

It can be written as a sum of positive squares in 2 ways, for example, as 8503056 + 2585664 = 2916^2 + 1608^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×11088720² = 245919422476800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6981 + ... + 8420.

Almost surely, 2^11088720 is an apocalyptic number.

11088720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11088720 is an abundant number, since it is smaller than the sum of its proper divisors (26153316).

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

11088720 is a wasteful number, since it uses less digits than its factorization.

11088720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15420 (or 15411 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 27.

The square root of 11088720 is about 3329.9729728633. The cubic root of 11088720 is about 222.9943224171.

The spelling of 11088720 in words is "eleven million, eighty-eight thousand, seven hundred twenty".