13924340 has 24 divisors (see below), whose sum is σ = 30780960. Its totient is φ = 5276448.

The previous prime is 13924327. The next prime is 13924349. The reversal of 13924340 is 4342931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13924349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17942 + ... + 18701.

It is an arithmetic number, because the mean of its divisors is an integer number (1282540).

Almost surely, 2^13924340 is an apocalyptic number.

13924340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13924340 is an abundant number, since it is smaller than the sum of its proper divisors (16856620).

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

13924340 is a wasteful number, since it uses less digits than its factorization.

13924340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36671 (or 36669 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 13924340 is about 3731.5331969581. The cubic root of 13924340 is about 240.5792720211.

The spelling of 13924340 in words is "thirteen million, nine hundred twenty-four thousand, three hundred forty".