11232540 has 192 divisors, whose sum is σ = 39997440. Its totient is φ = 2592000.

The previous prime is 11232527. The next prime is 11232593. The reversal of 11232540 is 4523211.

11232540 is a `hidden beast` number, since 1 + 123 + 2 + 540 = 666.

11232540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 184110 + ... + 184170.

It is an arithmetic number, because the mean of its divisors is an integer number (208320).

Almost surely, 2^11232540 is an apocalyptic number.

11232540 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 11232540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19998720).

11232540 is an abundant number, since it is smaller than the sum of its proper divisors (28764900).

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

11232540 is a wasteful number, since it uses less digits than its factorization.

11232540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 11232540 is about 3351.4981724596. The cubic root of 11232540 is about 223.9542583046.

Adding to 11232540 its reverse (4523211), we get a palindrome (15755751).

It can be divided in two parts, 1123 and 2540, that added together give a palindrome (3663).

The spelling of 11232540 in words is "eleven million, two hundred thirty-two thousand, five hundred forty".