11280924 has 48 divisors (see below), whose sum is σ = 29702400. Its totient is φ = 3701808.

The previous prime is 11280883. The next prime is 11280937. The reversal of 11280924 is 42908211.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6457 + ... + 8015.

It is an arithmetic number, because the mean of its divisors is an integer number (618800).

Almost surely, 2^11280924 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 11280924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14851200).

11280924 is an abundant number, since it is smaller than the sum of its proper divisors (18421476).

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

11280924 is a wasteful number, since it uses less digits than its factorization.

11280924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639 (or 1631 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 11280924 is about 3358.7086804306. The cubic root of 11280924 is about 224.2753575871.

The spelling of 11280924 in words is "eleven million, two hundred eighty thousand, nine hundred twenty-four".