11524020 has 96 divisors (see below), whose sum is σ = 34473600. Its totient is φ = 2870784.

The previous prime is 11524003. The next prime is 11524021. The reversal of 11524020 is 2042511.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11524021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64291 + ... + 64469.

It is an arithmetic number, because the mean of its divisors is an integer number (359100).

Almost surely, 2^11524020 is an apocalyptic number.

11524020 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 11524020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17236800).

11524020 is an abundant number, since it is smaller than the sum of its proper divisors (22949580).

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

11524020 is a wasteful number, since it uses less digits than its factorization.

11524020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 11524020 is about 3394.7046999702. The cubic root of 11524020 is about 225.8749144654.

Adding to 11524020 its reverse (2042511), we get a palindrome (13566531).

The spelling of 11524020 in words is "eleven million, five hundred twenty-four thousand, twenty".