13244120 has 32 divisors (see below), whose sum is σ = 29905200. Its totient is φ = 5278848.

The previous prime is 13244087. The next prime is 13244123. The reversal of 13244120 is 2144231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13244123) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 18326 + ... + 19034.

Almost surely, 2^13244120 is an apocalyptic number.

13244120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13244120 is an abundant number, since it is smaller than the sum of its proper divisors (16661080).

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

13244120 is a wasteful number, since it uses less digits than its factorization.

13244120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187 (or 1183 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 13244120 is about 3639.2471748976. The cubic root of 13244120 is about 236.5961658241.

Adding to 13244120 its reverse (2144231), we get a palindrome (15388351).

The spelling of 13244120 in words is "thirteen million, two hundred forty-four thousand, one hundred twenty".