1338854798 has 8 divisors (see below), whose sum is σ = 2113981320. Its totient is φ = 634194360.

The previous prime is 1338854789. The next prime is 1338854809. The reversal of 1338854798 is 8974588331.

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

It is a congruent number.

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, 17616473 + ... + 17616548.

It is an arithmetic number, because the mean of its divisors is an integer number (264247665).

Almost surely, 2^1338854798 is an apocalyptic number.

1338854798 is a deficient number, since it is larger than the sum of its proper divisors (775126522).

1338854798 is a wasteful number, since it uses less digits than its factorization.

1338854798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35233042.

The product of its digits is 5806080, while the sum is 56.

The square root of 1338854798 is about 36590.3648246366. The cubic root of 1338854798 is about 1102.1596134869.

It can be divided in two parts, 13388 and 54798, that added together give a palindrome (68186).

The spelling of 1338854798 in words is "one billion, three hundred thirty-eight million, eight hundred fifty-four thousand, seven hundred ninety-eight".