698397 has 12 divisors (see below), whose sum is σ = 1083456. Its totient is φ = 399000.

The previous prime is 698393. The next prime is 698413. The reversal of 698397 is 793896.

It is a happy number.

It is not a de Polignac number, because 698397 - 2² = 698393 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698397.

It is not an unprimeable number, because it can be changed into a prime (698393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2229 + ... + 2522.

It is an arithmetic number, because the mean of its divisors is an integer number (90288).

2⁶⁹⁸³⁹⁷ is an apocalyptic number.

It is an amenable number.

698397 is a deficient number, since it is larger than the sum of its proper divisors (385059).

698397 is a wasteful number, since it uses less digits than its factorization.

698397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4768 (or 4761 counting only the distinct ones).

The product of its digits is 81648, while the sum is 42.

The square root of 698397 is about 835.7015017337. The cubic root of 698397 is about 88.7225717000.

The spelling of 698397 in words is "six hundred ninety-eight thousand, three hundred ninety-seven".