698242320 has 120 divisors (see below), whose sum is σ = 2350296000. Its totient is φ = 185772288.

The previous prime is 698242319. The next prime is 698242333. The reversal of 698242320 is 23242896.

698242320 is a `hidden beast` number, since 6 + 98 + 242 + 320 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 430471 + ... + 432089.

It is an arithmetic number, because the mean of its divisors is an integer number (19585800).

Almost surely, 2^698242320 is an apocalyptic number.

698242320 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 698242320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1175148000).

698242320 is an abundant number, since it is smaller than the sum of its proper divisors (1652053680).

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

698242320 is a wasteful number, since it uses less digits than its factorization.

698242320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237 (or 2228 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 698242320 is about 26424.2752029266. The cubic root of 698242320 is about 887.1602116563.

The spelling of 698242320 in words is "six hundred ninety-eight million, two hundred forty-two thousand, three hundred twenty".