11247216 has 20 divisors (see below), whose sum is σ = 29055432. Its totient is φ = 3749056.

The previous prime is 11247211. The next prime is 11247233. The reversal of 11247216 is 61274211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11247211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117111 + ... + 117206.

Almost surely, 2^11247216 is an apocalyptic number.

11247216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11247216 is an abundant number, since it is smaller than the sum of its proper divisors (17808216).

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

11247216 is a wasteful number, since it uses less digits than its factorization.

11247216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234328 (or 234322 counting only the distinct ones).

The product of its digits is 672, while the sum is 24.

The square root of 11247216 is about 3353.6869263543. The cubic root of 11247216 is about 224.0517524981.

The spelling of 11247216 in words is "eleven million, two hundred forty-seven thousand, two hundred sixteen".