11640316 has 12 divisors (see below), whose sum is σ = 20561688. Its totient is φ = 5765552.

The previous prime is 11640313. The next prime is 11640329. The reversal of 11640316 is 61304611.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11640313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13171 + ... + 14026.

It is an arithmetic number, because the mean of its divisors is an integer number (1713474).

Almost surely, 2^11640316 is an apocalyptic number.

It is an amenable number.

11640316 is a deficient number, since it is larger than the sum of its proper divisors (8921372).

11640316 is a wasteful number, since it uses less digits than its factorization.

11640316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27308 (or 27306 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 11640316 is about 3411.7907321523. The cubic root of 11640316 is about 226.6321871814.

Adding to 11640316 its reverse (61304611), we get a palindrome (72944927).

The spelling of 11640316 in words is "eleven million, six hundred forty thousand, three hundred sixteen".