704790 has 48 divisors (see below), whose sum is σ = 1886976. Its totient is φ = 182400.

The previous prime is 704783. The next prime is 704797. The reversal of 704790 is 97407.

It is an interprime number because it is at equal distance from previous prime (704783) and next prime (704797).

It is a Curzon number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704797) by changing a digit.

704790 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 23 ways as a sum of consecutive naturals, for example, 3595 + ... + 3785.

It is an arithmetic number, because the mean of its divisors is an integer number (39312).

2⁷⁰⁴⁷⁹⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 704790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (943488).

704790 is an abundant number, since it is smaller than the sum of its proper divisors (1182186).

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

704790 is a wasteful number, since it uses less digits than its factorization.

704790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 704790 is about 839.5177186933. The cubic root of 704790 is about 88.9924666434.

The spelling of 704790 in words is "seven hundred four thousand, seven hundred ninety".