11690564 has 6 divisors (see below), whose sum is σ = 20458494. Its totient is φ = 5845280.

The previous prime is 11690563. The next prime is 11690573. The reversal of 11690564 is 46509611.

It can be written as a sum of positive squares in only one way, i.e., 11505664 + 184900 = 3392^2 + 430^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11690564.

It is not an unprimeable number, because it can be changed into a prime (11690561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1461317 + ... + 1461324.

It is an arithmetic number, because the mean of its divisors is an integer number (3409749).

Almost surely, 2^11690564 is an apocalyptic number.

It is an amenable number.

11690564 is a deficient number, since it is larger than the sum of its proper divisors (8767930).

11690564 is a wasteful number, since it uses less digits than its factorization.

11690564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2922645 (or 2922643 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 11690564 is about 3419.1466771696. The cubic root of 11690564 is about 226.9578217352.

The spelling of 11690564 in words is "eleven million, six hundred ninety thousand, five hundred sixty-four".