709798 has 8 divisors (see below), whose sum is σ = 1080792. Its totient is φ = 349536.

The previous prime is 709789. The next prime is 709799. The reversal of 709798 is 897907.

709798 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 709798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (709799) 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, 2515 + ... + 2782.

It is an arithmetic number, because the mean of its divisors is an integer number (135099).

2⁷⁰⁹⁷⁹⁸ is an apocalyptic number.

709798 is a deficient number, since it is larger than the sum of its proper divisors (370994).

709798 is a wasteful number, since it uses less digits than its factorization.

709798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5366.

The product of its (nonzero) digits is 31752, while the sum is 40.

The square root of 709798 is about 842.4951038433. The cubic root of 709798 is about 89.2027528359.

The spelling of 709798 in words is "seven hundred nine thousand, seven hundred ninety-eight".