11234440 has 32 divisors (see below), whose sum is σ = 28889280. Its totient is φ = 3851712.

The previous prime is 11234437. The next prime is 11234441. The reversal of 11234440 is 4443211.

It is a super-2 number, since 2×11234440² = 252425284227200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11234441) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19782 + ... + 20341.

It is an arithmetic number, because the mean of its divisors is an integer number (902790).

Almost surely, 2^11234440 is an apocalyptic number.

11234440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11234440 is an abundant number, since it is smaller than the sum of its proper divisors (17654840).

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

11234440 is a wasteful number, since it uses less digits than its factorization.

11234440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40141 (or 40137 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 11234440 is about 3351.7816157978. The cubic root of 11234440 is about 223.9668849856.

Adding to 11234440 its reverse (4443211), we get a palindrome (15677651).

The spelling of 11234440 in words is "eleven million, two hundred thirty-four thousand, four hundred forty".