11416440 has 64 divisors (see below), whose sum is σ = 39144960. Its totient is φ = 2609280.

The previous prime is 11416429. The next prime is 11416451. The reversal of 11416440 is 4461411.

It is an interprime number because it is at equal distance from previous prime (11416429) and next prime (11416451).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5956 + ... + 7635.

It is an arithmetic number, because the mean of its divisors is an integer number (611640).

Almost surely, 2^11416440 is an apocalyptic number.

11416440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11416440 is an abundant number, since it is smaller than the sum of its proper divisors (27728520).

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

11416440 is a wasteful number, since it uses less digits than its factorization.

11416440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13612 (or 13608 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 11416440 is about 3378.8222800260. The cubic root of 11416440 is about 225.1698470629.

Adding to 11416440 its reverse (4461411), we get a palindrome (15877851).

The spelling of 11416440 in words is "eleven million, four hundred sixteen thousand, four hundred forty".