698840272 has 20 divisors (see below), whose sum is σ = 1458157540. Its totient is φ = 322541568.

The previous prime is 698840249. The next prime is 698840279. The reversal of 698840272 is 272048896.

698840272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 434972736 + 263867536 = 20856^2 + 16244^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698840279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679697 + ... + 1680112.

It is an arithmetic number, because the mean of its divisors is an integer number (72907877).

Almost surely, 2^698840272 is an apocalyptic number.

It is an amenable number.

698840272 is an abundant number, since it is smaller than the sum of its proper divisors (759317268).

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

698840272 is a wasteful number, since it uses less digits than its factorization.

698840272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3359830 (or 3359824 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 698840272 is about 26435.5872263129. The cubic root of 698840272 is about 887.4133844453.

The spelling of 698840272 in words is "six hundred ninety-eight million, eight hundred forty thousand, two hundred seventy-two".