11324440 has 16 divisors (see below), whose sum is σ = 25480080. Its totient is φ = 4529760.

The previous prime is 11324419. The next prime is 11324461. The reversal of 11324440 is 4442311.

It is an interprime number because it is at equal distance from previous prime (11324419) and next prime (11324461).

It is a plaindrome in base 13.

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, 141516 + ... + 141595.

It is an arithmetic number, because the mean of its divisors is an integer number (1592505).

Almost surely, 2^11324440 is an apocalyptic number.

11324440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11324440 is an abundant number, since it is smaller than the sum of its proper divisors (14155640).

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

11324440 is a wasteful number, since it uses less digits than its factorization.

11324440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283122 (or 283118 counting only the distinct ones).

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

The square root of 11324440 is about 3365.1805300756. The cubic root of 11324440 is about 224.5633672146.

Adding to 11324440 its reverse (4442311), we get a palindrome (15766751).

The spelling of 11324440 in words is "eleven million, three hundred twenty-four thousand, four hundred forty".