11009446 has 16 divisors (see below), whose sum is σ = 18918144. Its totient is φ = 4707144.

The previous prime is 11009429. The next prime is 11009447. The reversal of 11009446 is 64490011.

It is a self number, because there is not a number n which added to its sum of digits gives 11009446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11009447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8391 + ... + 9613.

It is an arithmetic number, because the mean of its divisors is an integer number (1182384).

Almost surely, 2^11009446 is an apocalyptic number.

11009446 is a deficient number, since it is larger than the sum of its proper divisors (7908698).

11009446 is a wasteful number, since it uses less digits than its factorization.

11009446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 11009446 is about 3318.0485228519. The cubic root of 11009446 is about 222.4616505888.

Adding to 11009446 its reverse (64490011), we get a palindrome (75499457).

The spelling of 11009446 in words is "eleven million, nine thousand, four hundred forty-six".