698984 has 48 divisors (see below), whose sum is σ = 1581120. Its totient is φ = 287040.

The previous prime is 698983. The next prime is 699001. The reversal of 698984 is 489896.

698984 = T₂₄₁ + T₂₄₂ + ... + T₂₆₂.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698984.

It is not an unprimeable number, because it can be changed into a prime (698983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14849 + ... + 14895.

It is an arithmetic number, because the mean of its divisors is an integer number (32940).

2⁶⁹⁸⁹⁸⁴ 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 698984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (790560).

698984 is an abundant number, since it is smaller than the sum of its proper divisors (882136).

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

698984 is a wasteful number, since it uses less digits than its factorization.

698984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90 (or 73 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The square root of 698984 is about 836.0526299223. The cubic root of 698984 is about 88.7474217329.

The spelling of 698984 in words is "six hundred ninety-eight thousand, nine hundred eighty-four".