11563472 has 20 divisors (see below), whose sum is σ = 22485540. Its totient is φ = 5760768.

The previous prime is 11563459. The next prime is 11563507. The reversal of 11563472 is 27436511.

It can be written as a sum of positive squares in 2 ways, for example, as 3857296 + 7706176 = 1964^2 + 2776^2 .

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3854 + ... + 6162.

It is an arithmetic number, because the mean of its divisors is an integer number (1124277).

Almost surely, 2^11563472 is an apocalyptic number.

It is an amenable number.

11563472 is a deficient number, since it is larger than the sum of its proper divisors (10922068).

11563472 is a wasteful number, since it uses less digits than its factorization.

11563472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2630 (or 2624 counting only the distinct ones).

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

The square root of 11563472 is about 3400.5105499028. The cubic root of 11563472 is about 226.1323786536.

Adding to 11563472 its reverse (27436511), we get a palindrome (38999983).

The spelling of 11563472 in words is "eleven million, five hundred sixty-three thousand, four hundred seventy-two".