1338398 has 8 divisors (see below), whose sum is σ = 2113320. Its totient is φ = 633960.

The previous prime is 1338397. The next prime is 1338413. The reversal of 1338398 is 8938331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17573 + ... + 17648.

It is an arithmetic number, because the mean of its divisors is an integer number (264165).

2^1338398 is an apocalyptic number.

1338398 is a deficient number, since it is larger than the sum of its proper divisors (774922).

1338398 is a wasteful number, since it uses less digits than its factorization.

1338398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35242.

The product of its digits is 15552, while the sum is 35.

The square root of 1338398 is about 1156.8915247334. The cubic root of 1338398 is about 110.2034252226.

The spelling of 1338398 in words is "one million, three hundred thirty-eight thousand, three hundred ninety-eight".