11564494 has 16 divisors (see below), whose sum is σ = 17910720. Its totient is φ = 5597280.

The previous prime is 11564479. The next prime is 11564503. The reversal of 11564494 is 49446511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7684 + ... + 9064.

It is an arithmetic number, because the mean of its divisors is an integer number (1119420).

Almost surely, 2^11564494 is an apocalyptic number.

11564494 is a deficient number, since it is larger than the sum of its proper divisors (6346226).

11564494 is a wasteful number, since it uses less digits than its factorization.

11564494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515.

The product of its digits is 17280, while the sum is 34.

The square root of 11564494 is about 3400.6608181352. The cubic root of 11564494 is about 226.1390404498.

The spelling of 11564494 in words is "eleven million, five hundred sixty-four thousand, four hundred ninety-four".