13414340 has 24 divisors (see below), whose sum is σ = 28253400. Its totient is φ = 5349888.

The previous prime is 13414333. The next prime is 13414367. The reversal of 13414340 is 4341431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4096 + 13410244 = 64^2 + 3662^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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 7 ways as a sum of consecutive naturals, for example, 7886 + ... + 9434.

It is an arithmetic number, because the mean of its divisors is an integer number (1177225).

Almost surely, 2^13414340 is an apocalyptic number.

13414340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13414340 is an abundant number, since it is smaller than the sum of its proper divisors (14839060).

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

13414340 is a wasteful number, since it uses less digits than its factorization.

13414340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991 (or 1989 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 13414340 is about 3662.5592145384. The cubic root of 13414340 is about 237.6054711600.

Adding to 13414340 its reverse (4341431), we get a palindrome (17755771).

The spelling of 13414340 in words is "thirteen million, four hundred fourteen thousand, three hundred forty".