11280824 has 8 divisors (see below), whose sum is σ = 21151560. Its totient is φ = 5640408.

The previous prime is 11280817. The next prime is 11280881. The reversal of 11280824 is 42808211.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 11280793 and 11280802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705044 + ... + 705059.

It is an arithmetic number, because the mean of its divisors is an integer number (2643945).

Almost surely, 2^11280824 is an apocalyptic number.

It is an amenable number.

11280824 is a deficient number, since it is larger than the sum of its proper divisors (9870736).

11280824 is a wasteful number, since it uses less digits than its factorization.

11280824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410109 (or 1410105 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 11280824 is about 3358.6937937240. The cubic root of 11280824 is about 224.2746948872.

The spelling of 11280824 in words is "eleven million, two hundred eighty thousand, eight hundred twenty-four".