705798 has 24 divisors (see below), whose sum is σ = 1547208. Its totient is φ = 232512.

The previous prime is 705787. The next prime is 705821. The reversal of 705798 is 897507.

It is a congruent number.

It is an unprimeable number.

705798 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1861 + ... + 2207.

It is an arithmetic number, because the mean of its divisors is an integer number (64467).

2⁷⁰⁵⁷⁹⁸ is an apocalyptic number.

705798 is an abundant number, since it is smaller than the sum of its proper divisors (841410).

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

705798 is a wasteful number, since it uses less digits than its factorization.

705798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468 (or 465 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 705798 is about 840.1178488760. The cubic root of 705798 is about 89.0348725018.

The spelling of 705798 in words is "seven hundred five thousand, seven hundred ninety-eight".