11290216 has 16 divisors (see below), whose sum is σ = 24193440. Its totient is φ = 4838640.

The previous prime is 11290189. The next prime is 11290229. The reversal of 11290216 is 61209211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100750 + ... + 100861.

It is an arithmetic number, because the mean of its divisors is an integer number (1512090).

Almost surely, 2^11290216 is an apocalyptic number.

It is an amenable number.

11290216 is an abundant number, since it is smaller than the sum of its proper divisors (12903224).

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

11290216 is a wasteful number, since it uses less digits than its factorization.

11290216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201624 (or 201620 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 11290216 is about 3360.0916654163. The cubic root of 11290216 is about 224.3369185817.

Adding to 11290216 its reverse (61209211), we get a palindrome (72499427).

The spelling of 11290216 in words is "eleven million, two hundred ninety thousand, two hundred sixteen".