698403 has 4 divisors (see below), whose sum is σ = 931208. Its totient is φ = 465600.

The previous prime is 698393. The next prime is 698413. The reversal of 698403 is 304896.

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

It is an interprime number because it is at equal distance from previous prime (698393) and next prime (698413).

It is not a de Polignac number, because 698403 - 2⁴ = 698387 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

698403 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698403.

It is not an unprimeable number, because it can be changed into a prime (698413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116398 + ... + 116403.

It is an arithmetic number, because the mean of its divisors is an integer number (232802).

2⁶⁹⁸⁴⁰³ is an apocalyptic number.

698403 is a deficient number, since it is larger than the sum of its proper divisors (232805).

698403 is a wasteful number, since it uses less digits than its factorization.

698403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232804.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 698403 is about 835.7050915245. The cubic root of 698403 is about 88.7228257742.

The spelling of 698403 in words is "six hundred ninety-eight thousand, four hundred three".