11223340 has 24 divisors (see below), whose sum is σ = 24145632. Its totient is φ = 4379520.

The previous prime is 11223313. The next prime is 11223341. The reversal of 11223340 is 4332211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11223341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6024 + ... + 7663.

It is an arithmetic number, because the mean of its divisors is an integer number (1006068).

Almost surely, 2^11223340 is an apocalyptic number.

11223340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11223340 is an abundant number, since it is smaller than the sum of its proper divisors (12922292).

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

11223340 is a wasteful number, since it uses less digits than its factorization.

11223340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13737 (or 13735 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 11223340 is about 3350.1253707884. The cubic root of 11223340 is about 223.8930984378.

Adding to 11223340 its reverse (4332211), we get a palindrome (15555551).

The spelling of 11223340 in words is "eleven million, two hundred twenty-three thousand, three hundred forty".