698868896 has 72 divisors (see below), whose sum is σ = 1521626400. Its totient is φ = 315722880.

The previous prime is 698868853. The next prime is 698868917.

698868896 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 770075 + ... + 770981.

It is an arithmetic number, because the mean of its divisors is an integer number (21133700).

Almost surely, 2^698868896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698868896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (760813200).

698868896 is an abundant number, since it is smaller than the sum of its proper divisors (822757504).

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

698868896 is a wasteful number, since it uses less digits than its factorization.

698868896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138 (or 1119 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 68.

The square root of 698868896 is about 26436.1286121853. The cubic root of 698868896 is about 887.4255002200.

The spelling of 698868896 in words is "six hundred ninety-eight million, eight hundred sixty-eight thousand, eight hundred ninety-six".