13955320 has 16 divisors (see below), whose sum is σ = 31399560. Its totient is φ = 5582112.

The previous prime is 13955311. The next prime is 13955321. The reversal of 13955320 is 2355931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13955321) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 174402 + ... + 174481.

Almost surely, 2^13955320 is an apocalyptic number.

13955320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13955320 is an abundant number, since it is smaller than the sum of its proper divisors (17444240).

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

13955320 is a wasteful number, since it uses less digits than its factorization.

13955320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348894 (or 348890 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 13955320 is about 3735.6819993142. The cubic root of 13955320 is about 240.7575599499.

The spelling of 13955320 in words is "thirteen million, nine hundred fifty-five thousand, three hundred twenty".