13136224 has 12 divisors (see below), whose sum is σ = 25862004. Its totient is φ = 6568096.

The previous prime is 13136203. The next prime is 13136231. The reversal of 13136224 is 42263131.

It is a junction number, because it is equal to n+sod(n) for n = 13136195 and 13136204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205222 + ... + 205285.

It is an arithmetic number, because the mean of its divisors is an integer number (2155167).

Almost surely, 2^13136224 is an apocalyptic number.

It is an amenable number.

13136224 is a deficient number, since it is larger than the sum of its proper divisors (12725780).

13136224 is an equidigital number, since it uses as much as digits as its factorization.

13136224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410517 (or 410509 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 13136224 is about 3624.3929146824. The cubic root of 13136224 is about 235.9519197274.

Adding to 13136224 its reverse (42263131), we get a palindrome (55399355).

The spelling of 13136224 in words is "thirteen million, one hundred thirty-six thousand, two hundred twenty-four".