698680320 has 176 divisors, whose sum is σ = 2407272000. Its totient is φ = 171933696.

The previous prime is 698680319. The next prime is 698680321. The reversal of 698680320 is 23086896.

It is an interprime number because it is at equal distance from previous prime (698680319) and next prime (698680321).

It is not an unprimeable number, because it can be changed into a prime (698680321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197931 + ... + 201429.

Almost surely, 2^698680320 is an apocalyptic number.

698680320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698680320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1203636000).

698680320 is an abundant number, since it is smaller than the sum of its proper divisors (1708591680).

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

698680320 is a wasteful number, since it uses less digits than its factorization.

698680320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540 (or 3522 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 698680320 is about 26432.5617373723. The cubic root of 698680320 is about 887.3456749451.

The spelling of 698680320 in words is "six hundred ninety-eight million, six hundred eighty thousand, three hundred twenty".