13810340 has 24 divisors (see below), whose sum is σ = 30528960. Its totient is φ = 5233248.

The previous prime is 13810337. The next prime is 13810367. The reversal of 13810340 is 4301831.

It is a happy number.

13810340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17792 + ... + 18551.

It is an arithmetic number, because the mean of its divisors is an integer number (1272040).

Almost surely, 2^13810340 is an apocalyptic number.

13810340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13810340 is an abundant number, since it is smaller than the sum of its proper divisors (16718620).

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

13810340 is a wasteful number, since it uses less digits than its factorization.

13810340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36371 (or 36369 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 13810340 is about 3716.2265808209. The cubic root of 13810340 is about 239.9209230221.

The spelling of 13810340 in words is "thirteen million, eight hundred ten thousand, three hundred forty".