11219992 has 16 divisors (see below), whose sum is σ = 24042960. Its totient is φ = 4808544.

The previous prime is 11219987. The next prime is 11220007. The reversal of 11219992 is 29991211.

It is a congruent number.

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, 100123 + ... + 100234.

It is an arithmetic number, because the mean of its divisors is an integer number (1502685).

Almost surely, 2^11219992 is an apocalyptic number.

It is an amenable number.

11219992 is an abundant number, since it is smaller than the sum of its proper divisors (12822968).

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

11219992 is a wasteful number, since it uses less digits than its factorization.

11219992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200370 (or 200366 counting only the distinct ones).

The product of its digits is 2916, while the sum is 34.

The square root of 11219992 is about 3349.6256507258. The cubic root of 11219992 is about 223.8708332701.

The spelling of 11219992 in words is "eleven million, two hundred nineteen thousand, nine hundred ninety-two".