698946798 has 64 divisors (see below), whose sum is σ = 1575366912. Its totient is φ = 204871680.

The previous prime is 698946797. The next prime is 698946799. The reversal of 698946798 is 897649896.

698946798 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 (698946797) and next prime (698946799).

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698946797) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 470565 + ... + 472047.

It is an arithmetic number, because the mean of its divisors is an integer number (24615108).

Almost surely, 2^698946798 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698946798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (787683456).

698946798 is an abundant number, since it is smaller than the sum of its proper divisors (876420114).

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

698946798 is a wasteful number, since it uses less digits than its factorization.

698946798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729.

The product of its digits is 47029248, while the sum is 66.

The square root of 698946798 is about 26437.6019714345. The cubic root of 698946798 is about 887.4584723808.

The spelling of 698946798 in words is "six hundred ninety-eight million, nine hundred forty-six thousand, seven hundred ninety-eight".