9783814398 has 16 divisors (see below), whose sum is σ = 20718666000. Its totient is φ = 3069431936.

The previous prime is 9783814393. The next prime is 9783814433. The reversal of 9783814398 is 8934183879.

9783814398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9783814393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47959773 + ... + 47959976.

It is an arithmetic number, because the mean of its divisors is an integer number (1294916625).

Almost surely, 2^9783814398 is an apocalyptic number.

9783814398 is an abundant number, since it is smaller than the sum of its proper divisors (10934851602).

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

9783814398 is a wasteful number, since it uses less digits than its factorization.

9783814398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95919771.

The product of its digits is 10450944, while the sum is 60.

The square root of 9783814398 is about 98913.1659487249. The cubic root of 9783814398 is about 2138.7961900710.

The spelling of 9783814398 in words is "nine billion, seven hundred eighty-three million, eight hundred fourteen thousand, three hundred ninety-eight".