11216004 has 24 divisors (see below), whose sum is σ = 27548640. Its totient is φ = 3541824.

The previous prime is 11216003. The next prime is 11216057. The reversal of 11216004 is 40061211.

It is not an unprimeable number, because it can be changed into a prime (11216003) 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, 24369 + ... + 24824.

It is an arithmetic number, because the mean of its divisors is an integer number (1147860).

Almost surely, 2^11216004 is an apocalyptic number.

It is an amenable number.

11216004 is an abundant number, since it is smaller than the sum of its proper divisors (16332636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11216004 is a wasteful number, since it uses less digits than its factorization.

11216004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49219 (or 49217 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 11216004 is about 3349.0303074174. The cubic root of 11216004 is about 223.8443061364.

Adding to 11216004 its reverse (40061211), we get a palindrome (51277215).

The spelling of 11216004 in words is "eleven million, two hundred sixteen thousand, four".