11221936 has 20 divisors (see below), whose sum is σ = 23719464. Its totient is φ = 5100800.

The previous prime is 11221933. The next prime is 11221939. The reversal of 11221936 is 63912211.

It is an interprime number because it is at equal distance from previous prime (11221933) and next prime (11221939).

It is a self number, because there is not a number n which added to its sum of digits gives 11221936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221933) 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, 31705 + ... + 32056.

Almost surely, 2^11221936 is an apocalyptic number.

11221936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11221936 is an abundant number, since it is smaller than the sum of its proper divisors (12497528).

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

11221936 is a wasteful number, since it uses less digits than its factorization.

11221936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63780 (or 63774 counting only the distinct ones).

The product of its digits is 648, while the sum is 25.

The square root of 11221936 is about 3349.9158198379. The cubic root of 11221936 is about 223.8837619711.

The spelling of 11221936 in words is "eleven million, two hundred twenty-one thousand, nine hundred thirty-six".