698258880 has 560 divisors, whose sum is σ = 2832445440. Its totient is φ = 161740800.

The previous prime is 698258879. The next prime is 698258917. The reversal of 698258880 is 88852896.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 8838681 + ... + 8838759.

Almost surely, 2^698258880 is an apocalyptic number.

698258880 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 698258880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1416222720).

698258880 is an abundant number, since it is smaller than the sum of its proper divisors (2134186560).

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

698258880 is a wasteful number, since it uses less digits than its factorization.

698258880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 131 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 54.

The square root of 698258880 is about 26424.5885493038. The cubic root of 698258880 is about 887.1672251036.

The spelling of 698258880 in words is "six hundred ninety-eight million, two hundred fifty-eight thousand, eight hundred eighty".