11446240 has 48 divisors (see below), whose sum is σ = 29127168. Its totient is φ = 4225536.

The previous prime is 11446207. The next prime is 11446243. The reversal of 11446240 is 4264411.

11446240 = 391² + 392² + ... + 454².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11446243) 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 7 ways as a sum of consecutive naturals, for example, 672 + ... + 4831.

It is an arithmetic number, because the mean of its divisors is an integer number (606816).

Almost surely, 2^11446240 is an apocalyptic number.

11446240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11446240 is an abundant number, since it is smaller than the sum of its proper divisors (17680928).

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

11446240 is a wasteful number, since it uses less digits than its factorization.

11446240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5531 (or 5523 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 11446240 is about 3383.2292266413. The cubic root of 11446240 is about 225.3655949357.

The spelling of 11446240 in words is "eleven million, four hundred forty-six thousand, two hundred forty".