13798398 has 8 divisors (see below), whose sum is σ = 27596808. Its totient is φ = 4599464.

The previous prime is 13798381. The next prime is 13798409. The reversal of 13798398 is 89389731.

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

13798398 is an admirable number.

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, 1149861 + ... + 1149872.

It is an arithmetic number, because the mean of its divisors is an integer number (3449601).

Almost surely, 2^13798398 is an apocalyptic number.

13798398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13798398 is a wasteful number, since it uses less digits than its factorization.

13798398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2299738.

The product of its digits is 326592, while the sum is 48.

The square root of 13798398 is about 3714.6194959915. The cubic root of 13798398 is about 239.8517487198.

It can be divided in two parts, 13798 and 398, that added together give a triangular number (14196 = T₁₆₈).

The spelling of 13798398 in words is "thirteen million, seven hundred ninety-eight thousand, three hundred ninety-eight".