698823216 has 240 divisors, whose sum is σ = 2549461824. Its totient is φ = 173408256.

The previous prime is 698823193. The next prime is 698823227. The reversal of 698823216 is 612328896.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 221200 + ... + 224336.

Almost surely, 2^698823216 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 698823216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1274730912).

698823216 is an abundant number, since it is smaller than the sum of its proper divisors (1850638608).

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

698823216 is a wasteful number, since it uses less digits than its factorization.

698823216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3188 (or 3179 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 698823216 is about 26435.2646289005. The cubic root of 698823216 is about 887.4061649387.

The spelling of 698823216 in words is "six hundred ninety-eight million, eight hundred twenty-three thousand, two hundred sixteen".