11049638 has 16 divisors (see below), whose sum is σ = 17442000. Its totient is φ = 5242272.

The previous prime is 11049631. The next prime is 11049641. The reversal of 11049638 is 83694011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11049631) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1808 + ... + 5036.

It is an arithmetic number, because the mean of its divisors is an integer number (1090125).

Almost surely, 2^11049638 is an apocalyptic number.

11049638 is a deficient number, since it is larger than the sum of its proper divisors (6392362).

11049638 is a wasteful number, since it uses less digits than its factorization.

11049638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3319.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 11049638 is about 3324.0995773292. The cubic root of 11049638 is about 222.7320341668.

The spelling of 11049638 in words is "eleven million, forty-nine thousand, six hundred thirty-eight".