698040000 has 420 divisors, whose sum is σ = 2867694544. Its totient is φ = 158976000.

The previous prime is 698039981. The next prime is 698040029. The reversal of 698040000 is 40896.

698040000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (420).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2519862 + ... + 2520138.

Almost surely, 2^698040000 is an apocalyptic number.

698040000 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 698040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1433847272).

698040000 is an abundant number, since it is smaller than the sum of its proper divisors (2169654544).

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

698040000 is a wasteful number, since it uses less digits than its factorization.

698040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 698040000 is about 26420.4466275648. The cubic root of 698040000 is about 887.0745166725.

Adding to 698040000 its reverse (40896), we get a palindrome (698080896).

The spelling of 698040000 in words is "six hundred ninety-eight million, forty thousand".