13750244 has 6 divisors (see below), whose sum is σ = 24062934. Its totient is φ = 6875120.

The previous prime is 13750201. The next prime is 13750259. The reversal of 13750244 is 44205731.

It can be written as a sum of positive squares in only one way, i.e., 12334144 + 1416100 = 3512^2 + 1190^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1718777 + ... + 1718784.

It is an arithmetic number, because the mean of its divisors is an integer number (4010489).

Almost surely, 2^13750244 is an apocalyptic number.

It is an amenable number.

13750244 is a deficient number, since it is larger than the sum of its proper divisors (10312690).

13750244 is a wasteful number, since it uses less digits than its factorization.

13750244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3437565 (or 3437563 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 13750244 is about 3708.1321443552. The cubic root of 13750244 is about 239.5724099435.

Adding to 13750244 its reverse (44205731), we get a palindrome (57955975).

The spelling of 13750244 in words is "thirteen million, seven hundred fifty thousand, two hundred forty-four".