1373318226 has 40 divisors (see below), whose sum is σ = 3516860160. Its totient is φ = 392376312.

The previous prime is 1373318213. The next prime is 1373318257. The reversal of 1373318226 is 6228133731.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 604386 + ... + 606653.

It is an arithmetic number, because the mean of its divisors is an integer number (87921504).

Almost surely, 2^1373318226 is an apocalyptic number.

1373318226 is an abundant number, since it is smaller than the sum of its proper divisors (2143541934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1373318226 is a wasteful number, since it uses less digits than its factorization.

1373318226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211060 (or 1211051 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 1373318226 is about 37058.3084611265. The cubic root of 1373318226 is about 1111.5364988807.

The spelling of 1373318226 in words is "one billion, three hundred seventy-three million, three hundred eighteen thousand, two hundred twenty-six".