13070224 has 20 divisors (see below), whose sum is σ = 25803036. Its totient is φ = 6411392.

The previous prime is 13070221. The next prime is 13070231. The reversal of 13070224 is 42207031.

It can be written as a sum of positive squares in 2 ways, for example, as 10445824 + 2624400 = 3232^2 + 1620^2 .

It is not an unprimeable number, because it can be changed into a prime (13070221) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 6859 + ... + 8554.

Almost surely, 2^13070224 is an apocalyptic number.

It is an amenable number.

13070224 is a deficient number, since it is larger than the sum of its proper divisors (12732812).

13070224 is a wasteful number, since it uses less digits than its factorization.

13070224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15474 (or 15468 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 13070224 is about 3615.2764762878. The cubic root of 13070224 is about 235.5560936396.

Adding to 13070224 its reverse (42207031), we get a palindrome (55277255).

The spelling of 13070224 in words is "thirteen million, seventy thousand, two hundred twenty-four".