698380 has 12 divisors (see below), whose sum is σ = 1466640. Its totient is φ = 279344.

The previous prime is 698371. The next prime is 698387. The reversal of 698380 is 83896.

It is not an unprimeable number, because it can be changed into a prime (698387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17440 + ... + 17479.

It is an arithmetic number, because the mean of its divisors is an integer number (122220).

2⁶⁹⁸³⁸⁰ is an apocalyptic number.

It is an amenable number.

698380 is an abundant number, since it is smaller than the sum of its proper divisors (768260).

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

698380 is a wasteful number, since it uses less digits than its factorization.

698380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34928 (or 34926 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 698380 is about 835.6913305761. The cubic root of 698380 is about 88.7218518153.

The spelling of 698380 in words is "six hundred ninety-eight thousand, three hundred eighty".