11564834 has 8 divisors (see below), whose sum is σ = 17363100. Its totient is φ = 5777136.

The previous prime is 11564821. The next prime is 11564843. The reversal of 11564834 is 43846511.

It can be written as a sum of positive squares in 2 ways, for example, as 11526025 + 38809 = 3395^2 + 197^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11564834.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1232 + ... + 4964.

Almost surely, 2^11564834 is an apocalyptic number.

11564834 is a deficient number, since it is larger than the sum of its proper divisors (5798266).

11564834 is a wasteful number, since it uses less digits than its factorization.

11564834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5284.

The product of its digits is 11520, while the sum is 32.

The square root of 11564834 is about 3400.7108080518. The cubic root of 11564834 is about 226.1412566160.

The spelling of 11564834 in words is "eleven million, five hundred sixty-four thousand, eight hundred thirty-four".