11724258 has 64 divisors (see below), whose sum is σ = 29272320. Its totient is φ = 3048192.

The previous prime is 11724253. The next prime is 11724281. The reversal of 11724258 is 85242711.

It is not an unprimeable number, because it can be changed into a prime (11724253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59416 + ... + 59612.

It is an arithmetic number, because the mean of its divisors is an integer number (457380).

Almost surely, 2^11724258 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11724258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14636160).

11724258 is an abundant number, since it is smaller than the sum of its proper divisors (17548062).

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

11724258 is a wasteful number, since it uses less digits than its factorization.

11724258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331.

The product of its digits is 4480, while the sum is 30.

The square root of 11724258 is about 3424.0703847906. The cubic root of 11724258 is about 227.1756550198.

Adding to 11724258 its reverse (85242711), we get a palindrome (96966969).

The spelling of 11724258 in words is "eleven million, seven hundred twenty-four thousand, two hundred fifty-eight".