698044 has 18 divisors (see below), whose sum is σ = 1263920. Its totient is φ = 337272.

The previous prime is 698039. The next prime is 698051. The reversal of 698044 is 440896.

It is a junction number, because it is equal to n+sod(n) for n = 697997 and 698015.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 8797 + ... + 8875.

2⁶⁹⁸⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

698044 is a deficient number, since it is larger than the sum of its proper divisors (565876).

698044 is a wasteful number, since it uses less digits than its factorization.

698044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 698044 is about 835.4902752277. The cubic root of 698044 is about 88.7076211079.

The spelling of 698044 in words is "six hundred ninety-eight thousand, forty-four".