11333280 has 96 divisors (see below), whose sum is σ = 40811904. Its totient is φ = 2589696.

The previous prime is 11333263. The next prime is 11333303. The reversal of 11333280 is 8233311.

It is a happy number.

11333280 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (21).

11333280 is strictly pandigital in base 8.

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, 1674 + ... + 5046.

It is an arithmetic number, because the mean of its divisors is an integer number (425124).

Almost surely, 2^11333280 is an apocalyptic number.

11333280 is a gapful number since it is divisible by the number (10) 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 11333280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20405952).

11333280 is an abundant number, since it is smaller than the sum of its proper divisors (29478624).

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

11333280 is a wasteful number, since it uses less digits than its factorization.

11333280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398 (or 3390 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 11333280 is about 3366.4937249310. The cubic root of 11333280 is about 224.6217843445.

Adding to 11333280 its reverse (8233311), we get a palindrome (19566591).

The spelling of 11333280 in words is "eleven million, three hundred thirty-three thousand, two hundred eighty".