698010880 has 216 divisors, whose sum is σ = 2013258240. Its totient is φ = 230952960.

The previous prime is 698010839. The next prime is 698010881. The reversal of 698010880 is 88010896.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698010881) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1944141 + ... + 1944499.

It is an arithmetic number, because the mean of its divisors is an integer number (9320640).

Almost surely, 2^698010880 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 698010880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1006629120).

698010880 is an abundant number, since it is smaller than the sum of its proper divisors (1315247360).

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

698010880 is a wasteful number, since it uses less digits than its factorization.

698010880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 40.

The square root of 698010880 is about 26419.8955334801. The cubic root of 698010880 is about 887.0621811955.

The spelling of 698010880 in words is "six hundred ninety-eight million, ten thousand, eight hundred eighty".