11247984 has 120 divisors (see below), whose sum is σ = 35747712. Its totient is φ = 3395520.

The previous prime is 11247979. The next prime is 11247991. The reversal of 11247984 is 48974211.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 42637 + ... + 42899.

Almost surely, 2^11247984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11247984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17873856).

11247984 is an abundant number, since it is smaller than the sum of its proper divisors (24499728).

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

11247984 is a wasteful number, since it uses less digits than its factorization.

11247984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 279 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 11247984 is about 3353.8014252487. The cubic root of 11247984 is about 224.0568520661.

The spelling of 11247984 in words is "eleven million, two hundred forty-seven thousand, nine hundred eighty-four".