1338448 has 10 divisors (see below), whose sum is σ = 2593274. Its totient is φ = 669216.

The previous prime is 1338443. The next prime is 1338451. The reversal of 1338448 is 8448331.

It can be written as a sum of positive squares in only one way, i.e., 685584 + 652864 = 828^2 + 808^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41811 + ... + 41842.

2^1338448 is an apocalyptic number.

It is an amenable number.

1338448 is a deficient number, since it is larger than the sum of its proper divisors (1254826).

1338448 is an equidigital number, since it uses as much as digits as its factorization.

1338448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83661 (or 83655 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 1338448 is about 1156.9131341635. The cubic root of 1338448 is about 110.2047975355.

The spelling of 1338448 in words is "one million, three hundred thirty-eight thousand, four hundred forty-eight".