798443898 has 64 divisors (see below), whose sum is σ = 1856977920. Its totient is φ = 224163072.

The previous prime is 798443869. The next prime is 798443903. The reversal of 798443898 is 898344897.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 790818 + ... + 791826.

It is an arithmetic number, because the mean of its divisors is an integer number (29015280).

Almost surely, 2^798443898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 798443898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (928488960).

798443898 is an abundant number, since it is smaller than the sum of its proper divisors (1058534022).

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

798443898 is a wasteful number, since it uses less digits than its factorization.

798443898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331.

The product of its digits is 13934592, while the sum is 60.

The square root of 798443898 is about 28256.7496007591. The cubic root of 798443898 is about 927.7154772380.

Subtracting 798443898 from its reverse (898344897), we obtain a palindrome (99900999).

The spelling of 798443898 in words is "seven hundred ninety-eight million, four hundred forty-three thousand, eight hundred ninety-eight".