730704 has 40 divisors (see below), whose sum is σ = 2034592. Its totient is φ = 224640.

The previous prime is 730679. The next prime is 730727. The reversal of 730704 is 407037.

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 730704.

It is an unprimeable number.

730704 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 7 ways as a sum of consecutive naturals, for example, 39 + ... + 1209.

2⁷³⁰⁷⁰⁴ 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 730704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1017296).

730704 is an abundant number, since it is smaller than the sum of its proper divisors (1303888).

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

730704 is a wasteful number, since it uses less digits than its factorization.

730704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195 (or 1189 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 730704 is about 854.8122600899. The cubic root of 730704 is about 90.0700688910.

The spelling of 730704 in words is "seven hundred thirty thousand, seven hundred four".