698148313 has 8 divisors (see below), whose sum is σ = 702865800. Its totient is φ = 693440640.

The previous prime is 698148263. The next prime is 698148323. The reversal of 698148313 is 313841896.

It can be written as a sum of positive squares in 4 ways, for example, as 132089049 + 566059264 = 11493^2 + 23792^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 698148313 - 2¹⁷ = 698017241 is a prime.

It is a super-2 number, since 2×698148313² = 974822133889491938, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 698148313.

It is not an unprimeable number, because it can be changed into a prime (698148323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188031 + ... + 191707.

It is an arithmetic number, because the mean of its divisors is an integer number (87858225).

Almost surely, 2^698148313 is an apocalyptic number.

It is an amenable number.

698148313 is a deficient number, since it is larger than the sum of its proper divisors (4717487).

698148313 is a wasteful number, since it uses less digits than its factorization.

698148313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4907.

The product of its digits is 124416, while the sum is 43.

The square root of 698148313 is about 26422.4963430786. The cubic root of 698148313 is about 887.1203959597.

The spelling of 698148313 in words is "six hundred ninety-eight million, one hundred forty-eight thousand, three hundred thirteen".