13550256 has 30 divisors (see below), whose sum is σ = 37922300. Its totient is φ = 4516704.

The previous prime is 13550237. The next prime is 13550263. The reversal of 13550256 is 65205531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46906 + ... + 47193.

Almost surely, 2^13550256 is an apocalyptic number.

13550256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13550256 is an abundant number, since it is smaller than the sum of its proper divisors (24372044).

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

13550256 is a wasteful number, since it uses less digits than its factorization.

13550256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94113 (or 94104 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 13550256 is about 3681.0672365497. The cubic root of 13550256 is about 238.4052601575.

Adding to 13550256 its reverse (65205531), we get a palindrome (78755787).

The spelling of 13550256 in words is "thirteen million, five hundred fifty thousand, two hundred fifty-six".