704000 has 80 divisors (see below), whose sum is σ = 1915056. Its totient is φ = 256000.

The previous prime is 703991. The next prime is 704003. The reversal of 704000 is 407.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (11).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63995 + ... + 64005.

2⁷⁰⁴⁰⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 704000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (957528).

704000 is an abundant number, since it is smaller than the sum of its proper divisors (1211056).

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

704000 is an equidigital number, since it uses as much as digits as its factorization.

704000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44 (or 18 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 11.

The square root of 704000 is about 839.0470785361. The cubic root of 704000 is about 88.9592036228.

704000 divided by its sum of digits (11) gives a cube (64000 = 40³).

Adding to 704000 its reverse (407), we get a palindrome (704407).

The spelling of 704000 in words is "seven hundred four thousand", and thus it is an iban number.