13550044 has 6 divisors (see below), whose sum is σ = 23712584. Its totient is φ = 6775020.

The previous prime is 13550039. The next prime is 13550057. The reversal of 13550044 is 44005531.

13550044 is nontrivially palindromic in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 13549997 and 13550024.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1693752 + ... + 1693759.

Almost surely, 2^13550044 is an apocalyptic number.

It is an amenable number.

13550044 is a deficient number, since it is larger than the sum of its proper divisors (10162540).

13550044 is a wasteful number, since it uses less digits than its factorization.

13550044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3387515 (or 3387513 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 13550044 is about 3681.0384404404. The cubic root of 13550044 is about 238.4040168310.

Adding to 13550044 its reverse (44005531), we get a palindrome (57555575).

The spelling of 13550044 in words is "thirteen million, five hundred fifty thousand, forty-four".