13244146 has 8 divisors (see below), whose sum is σ = 19898604. Its totient is φ = 6611280.

The previous prime is 13244141. The next prime is 13244149. The reversal of 13244146 is 64144231.

13244146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11978521 + 1265625 = 3461^2 + 1125^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13244146.

It is not an unprimeable number, because it can be changed into a prime (13244141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3765 + ... + 6376.

Almost surely, 2^13244146 is an apocalyptic number.

13244146 is a deficient number, since it is larger than the sum of its proper divisors (6654458).

13244146 is a wasteful number, since it uses less digits than its factorization.

13244146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10796.

The product of its digits is 2304, while the sum is 25.

The square root of 13244146 is about 3639.2507470632. The cubic root of 13244146 is about 236.5963206475.

Adding to 13244146 its reverse (64144231), we get a palindrome (77388377).

The spelling of 13244146 in words is "thirteen million, two hundred forty-four thousand, one hundred forty-six".