698243471 has 4 divisors (see below), whose sum is σ = 698477472. Its totient is φ = 698009472.

The previous prime is 698243459. The next prime is 698243477. The reversal of 698243471 is 174342896.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 698243471 - 2¹⁴ = 698227087 is a prime.

It is a super-3 number, since 3×698243471³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698243477) 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 3 ways as a sum of consecutive naturals, for example, 112466 + ... + 118511.

It is an arithmetic number, because the mean of its divisors is an integer number (174619368).

Almost surely, 2^698243471 is an apocalyptic number.

698243471 is a deficient number, since it is larger than the sum of its proper divisors (234001).

698243471 is a wasteful number, since it uses less digits than its factorization.

698243471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234000.

The product of its digits is 290304, while the sum is 44.

The square root of 698243471 is about 26424.2969821337. The cubic root of 698243471 is about 887.1606991284.

The spelling of 698243471 in words is "six hundred ninety-eight million, two hundred forty-three thousand, four hundred seventy-one".