698456 has 16 divisors (see below), whose sum is σ = 1428840. Its totient is φ = 317440.

The previous prime is 698447. The next prime is 698471. The reversal of 698456 is 654896.

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 698456.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3881 + ... + 4056.

2⁶⁹⁸⁴⁵⁶ is an apocalyptic number.

It is an amenable number.

698456 is an abundant number, since it is smaller than the sum of its proper divisors (730384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698456 is a wasteful number, since it uses less digits than its factorization.

698456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7954 (or 7950 counting only the distinct ones).

The product of its digits is 51840, while the sum is 38.

The square root of 698456 is about 835.7368006735. The cubic root of 698456 is about 88.7250700328.

It can be divided in two parts, 69845 and 6, that multiplied together give a triangular number (419070 = T₉₁₅).

The spelling of 698456 in words is "six hundred ninety-eight thousand, four hundred fifty-six".