11724536 has 8 divisors (see below), whose sum is σ = 21983520. Its totient is φ = 5862264.

The previous prime is 11724533. The next prime is 11724551. The reversal of 11724536 is 63542711.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 11.

It is a zygodrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 11724499 and 11724508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11724533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 732776 + ... + 732791.

It is an arithmetic number, because the mean of its divisors is an integer number (2747940).

Almost surely, 2^11724536 is an apocalyptic number.

It is an amenable number.

11724536 is a deficient number, since it is larger than the sum of its proper divisors (10258984).

11724536 is a wasteful number, since it uses less digits than its factorization.

11724536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465573 (or 1465569 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 11724536 is about 3424.1109795099. The cubic root of 11724536 is about 227.1774505657.

The spelling of 11724536 in words is "eleven million, seven hundred twenty-four thousand, five hundred thirty-six".