13288036 has 6 divisors (see below), whose sum is σ = 23254070. Its totient is φ = 6644016.

The previous prime is 13288027. The next prime is 13288063. The reversal of 13288036 is 63088231.

It can be written as a sum of positive squares in only one way, i.e., 11833600 + 1454436 = 3440^2 + 1206^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13287989 and 13288007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1661001 + ... + 1661008.

Almost surely, 2^13288036 is an apocalyptic number.

It is an amenable number.

13288036 is a deficient number, since it is larger than the sum of its proper divisors (9966034).

13288036 is a wasteful number, since it uses less digits than its factorization.

13288036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322013 (or 3322011 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 13288036 is about 3645.2758469010. The cubic root of 13288036 is about 236.8573859961.

The spelling of 13288036 in words is "thirteen million, two hundred eighty-eight thousand, thirty-six".