1338225288 has 32 divisors (see below), whose sum is σ = 3346479360. Its totient is φ = 445952960.

The previous prime is 1338225257. The next prime is 1338225311. The reversal of 1338225288 is 8825228331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140518 + ... + 149738.

It is an arithmetic number, because the mean of its divisors is an integer number (104577480).

Almost surely, 2^1338225288 is an apocalyptic number.

It is an amenable number.

1338225288 is an abundant number, since it is smaller than the sum of its proper divisors (2008254072).

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

1338225288 is a wasteful number, since it uses less digits than its factorization.

1338225288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15277 (or 15273 counting only the distinct ones).

The product of its digits is 184320, while the sum is 42.

The square root of 1338225288 is about 36581.7616852989. The cubic root of 1338225288 is about 1101.9868466145.

The spelling of 1338225288 in words is "one billion, three hundred thirty-eight million, two hundred twenty-five thousand, two hundred eighty-eight".