11640232 has 8 divisors (see below), whose sum is σ = 21825450. Its totient is φ = 5820112.

The previous prime is 11640199. The next prime is 11640241. The reversal of 11640232 is 23204611.

11640232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9696996 + 1943236 = 3114^2 + 1394^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727507 + ... + 727522.

Almost surely, 2^11640232 is an apocalyptic number.

It is an amenable number.

11640232 is a deficient number, since it is larger than the sum of its proper divisors (10185218).

11640232 is a wasteful number, since it uses less digits than its factorization.

11640232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455035 (or 1455031 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 11640232 is about 3411.7784218791. The cubic root of 11640232 is about 226.6316420315.

Adding to 11640232 its reverse (23204611), we get a palindrome (34844843).

The spelling of 11640232 in words is "eleven million, six hundred forty thousand, two hundred thirty-two".