11247816 has 32 divisors (see below), whose sum is σ = 28218240. Its totient is φ = 3736128.

The previous prime is 11247809. The next prime is 11247871. The reversal of 11247816 is 61874211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8170 + ... + 9446.

It is an arithmetic number, because the mean of its divisors is an integer number (881820).

Almost surely, 2^11247816 is an apocalyptic number.

It is an amenable number.

11247816 is an abundant number, since it is smaller than the sum of its proper divisors (16970424).

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

11247816 is a wasteful number, since it uses less digits than its factorization.

11247816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653 (or 1649 counting only the distinct ones).

The product of its digits is 2688, while the sum is 30.

The square root of 11247816 is about 3353.7763789496. The cubic root of 11247816 is about 224.0557365554.

The spelling of 11247816 in words is "eleven million, two hundred forty-seven thousand, eight hundred sixteen".