11250216 has 24 divisors (see below), whose sum is σ = 30469530. Its totient is φ = 3750048.

The previous prime is 11250203. The next prime is 11250221. The reversal of 11250216 is 61205211.

It can be written as a sum of positive squares in only one way, i.e., 11249316 + 900 = 3354^2 + 30^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

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 5 ways as a sum of consecutive naturals, for example, 78055 + ... + 78198.

Almost surely, 2^11250216 is an apocalyptic number.

It is an amenable number.

11250216 is an abundant number, since it is smaller than the sum of its proper divisors (19219314).

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

11250216 is a wasteful number, since it uses less digits than its factorization.

11250216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156265 (or 156258 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 11250216 is about 3354.1341654740. The cubic root of 11250216 is about 224.0716713682.

Adding to 11250216 its reverse (61205211), we get a palindrome (72455427).

The spelling of 11250216 in words is "eleven million, two hundred fifty thousand, two hundred sixteen".