698038 has 8 divisors (see below), whose sum is σ = 1142280. Its totient is φ = 317280.

The previous prime is 698021. The next prime is 698039. The reversal of 698038 is 830896.

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

It is a junction number, because it is equal to n+sod(n) for n = 697994 and 698012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698039) 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 3 ways as a sum of consecutive naturals, for example, 15843 + ... + 15886.

It is an arithmetic number, because the mean of its divisors is an integer number (142785).

2⁶⁹⁸⁰³⁸ is an apocalyptic number.

698038 is a deficient number, since it is larger than the sum of its proper divisors (444242).

698038 is a wasteful number, since it uses less digits than its factorization.

698038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31742.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 698038 is about 835.4866845139. The cubic root of 698038 is about 88.7073669467.

The spelling of 698038 in words is "six hundred ninety-eight thousand, thirty-eight".