11340440 has 16 divisors (see below), whose sum is σ = 25516080. Its totient is φ = 4536160.

The previous prime is 11340419. The next prime is 11340457. The reversal of 11340440 is 4404311.

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, 141716 + ... + 141795.

It is an arithmetic number, because the mean of its divisors is an integer number (1594755).

Almost surely, 2^11340440 is an apocalyptic number.

11340440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11340440 is an abundant number, since it is smaller than the sum of its proper divisors (14175640).

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

11340440 is a wasteful number, since it uses less digits than its factorization.

11340440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283522 (or 283518 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 11340440 is about 3367.5569779886. The cubic root of 11340440 is about 224.6690773143.

Adding to 11340440 its reverse (4404311), we get a palindrome (15744751).

The spelling of 11340440 in words is "eleven million, three hundred forty thousand, four hundred forty".