698616 has 48 divisors (see below), whose sum is σ = 1959360. Its totient is φ = 224640.

The previous prime is 698591. The next prime is 698641. The reversal of 698616 is 616896.

698616 is nontrivially palindromic in base 5.

698616 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 (698591) and next prime (698641).

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

It is a nude number because it is divisible by every one of its digits.

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 698616.

It is an unprimeable number.

698616 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2076 + ... + 2388.

It is an arithmetic number, because the mean of its divisors is an integer number (40820).

2⁶⁹⁸⁶¹⁶ 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 698616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (979680).

698616 is an abundant number, since it is smaller than the sum of its proper divisors (1260744).

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

698616 is a wasteful number, since it uses less digits than its factorization.

698616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 349 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 698616 is about 835.8325191089. The cubic root of 698616 is about 88.7318444645.

The spelling of 698616 in words is "six hundred ninety-eight thousand, six hundred sixteen".