698280 has 96 divisors (see below), whose sum is σ = 2388960. Its totient is φ = 161920.

The previous prime is 698273. The next prime is 698287. The reversal of 698280 is 82896.

698280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (698273) and next prime (698287).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698280.

It is not an unprimeable number, because it can be changed into a prime (698287) 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, 30349 + ... + 30371.

It is an arithmetic number, because the mean of its divisors is an integer number (24885).

2⁶⁹⁸²⁸⁰ is an apocalyptic number.

698280 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 698280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1194480).

698280 is an abundant number, since it is smaller than the sum of its proper divisors (1690680).

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

698280 is a wasteful number, since it uses less digits than its factorization.

698280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 698280 is about 835.6314977309. The cubic root of 698280 is about 88.7176169629.

The spelling of 698280 in words is "six hundred ninety-eight thousand, two hundred eighty".