998338801 has 2 divisors, whose sum is σ = 998338802. Its totient is φ = 998338800.

The previous prime is 998338769. The next prime is 998338811. The reversal of 998338801 is 108833899.

998338801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 687698176 + 310640625 = 26224^2 + 17625^2 .

It is an emirp because it is prime and its reverse (108833899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 998338801 - 2⁵ = 998338769 is a prime.

It is not a weakly prime, because it can be changed into another prime (998338811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499169400 + 499169401.

It is an arithmetic number, because the mean of its divisors is an integer number (499169401).

Almost surely, 2^998338801 is an apocalyptic number.

It is an amenable number.

998338801 is a deficient number, since it is larger than the sum of its proper divisors (1).

998338801 is an equidigital number, since it uses as much as digits as its factorization.

998338801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 998338801 is about 31596.4998219740. The cubic root of 998338801 is about 999.4459600965.

It can be divided in two parts, 9983 and 38801, that added together give a palindrome (48784).

The spelling of 998338801 in words is "nine hundred ninety-eight million, three hundred thirty-eight thousand, eight hundred one".