13414440 has 64 divisors (see below), whose sum is σ = 43344000. Its totient is φ = 3301632.

The previous prime is 13414403. The next prime is 13414463. The reversal of 13414440 is 4441431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2740 + ... + 5859.

It is an arithmetic number, because the mean of its divisors is an integer number (677250).

Almost surely, 2^13414440 is an apocalyptic number.

13414440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13414440 is an abundant number, since it is smaller than the sum of its proper divisors (29929560).

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

13414440 is a wasteful number, since it uses less digits than its factorization.

13414440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8626 (or 8622 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 13414440 is about 3662.5728661694. The cubic root of 13414440 is about 237.6060615851.

Adding to 13414440 its reverse (4441431), we get a palindrome (17855871).

The spelling of 13414440 in words is "thirteen million, four hundred fourteen thousand, four hundred forty".