698247 has 16 divisors (see below), whose sum is σ = 1128960. Its totient is φ = 423000.

The previous prime is 698239. The next prime is 698249. The reversal of 698247 is 742896.

It is not a de Polignac number, because 698247 - 2³ = 698239 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 879 + ... + 1472.

It is an arithmetic number, because the mean of its divisors is an integer number (70560).

2⁶⁹⁸²⁴⁷ is an apocalyptic number.

698247 is a deficient number, since it is larger than the sum of its proper divisors (430713).

698247 is a wasteful number, since it uses less digits than its factorization.

698247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2371 (or 2365 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 698247 is about 835.6117519518. The cubic root of 698247 is about 88.7162193729.

The spelling of 698247 in words is "six hundred ninety-eight thousand, two hundred forty-seven".