11219798 has 8 divisors (see below), whose sum is σ = 16884408. Its totient is φ = 5591664.

The previous prime is 11219797. The next prime is 11219801. The reversal of 11219798 is 89791211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11219797) 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, 8336 + ... + 9587.

It is an arithmetic number, because the mean of its divisors is an integer number (2110551).

Almost surely, 2^11219798 is an apocalyptic number.

11219798 is a deficient number, since it is larger than the sum of its proper divisors (5664610).

11219798 is a wasteful number, since it uses less digits than its factorization.

11219798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18238.

The product of its digits is 9072, while the sum is 38.

The square root of 11219798 is about 3349.5966921407. The cubic root of 11219798 is about 223.8695429782.

The spelling of 11219798 in words is "eleven million, two hundred nineteen thousand, seven hundred ninety-eight".