1338898 has 8 divisors (see below), whose sum is σ = 2190960. Its totient is φ = 608580.

The previous prime is 1338881. The next prime is 1338907. The reversal of 1338898 is 8988331.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1338898.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30408 + ... + 30451.

It is an arithmetic number, because the mean of its divisors is an integer number (273870).

2^1338898 is an apocalyptic number.

1338898 is the 619-th centered heptagonal number.

1338898 is a deficient number, since it is larger than the sum of its proper divisors (852062).

1338898 is a wasteful number, since it uses less digits than its factorization.

1338898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60872.

The product of its digits is 41472, while the sum is 40.

The square root of 1338898 is about 1157.1076008738. The cubic root of 1338898 is about 110.2171468142.

The spelling of 1338898 in words is "one million, three hundred thirty-eight thousand, eight hundred ninety-eight".