730680 has 32 divisors (see below), whose sum is σ = 2192400. Its totient is φ = 194816.

The previous prime is 730679. The next prime is 730727. The reversal of 730680 is 86037.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 730680.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2925 + ... + 3164.

2⁷³⁰⁶⁸⁰ is an apocalyptic number.

It is an amenable number.

730680 is an abundant number, since it is smaller than the sum of its proper divisors (1461720).

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

730680 is a wasteful number, since it uses less digits than its factorization.

730680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6103 (or 6099 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 730680 is about 854.7982218044. The cubic root of 730680 is about 90.0690827619.

The spelling of 730680 in words is "seven hundred thirty thousand, six hundred eighty".