730764 has 36 divisors (see below), whose sum is σ = 1886976. Its totient is φ = 238368.

The previous prime is 730757. The next prime is 730777. The reversal of 730764 is 467037.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730764.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1717 + ... + 2099.

It is an arithmetic number, because the mean of its divisors is an integer number (52416).

2⁷³⁰⁷⁶⁴ 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 730764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (943488).

730764 is an abundant number, since it is smaller than the sum of its proper divisors (1156212).

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

730764 is a wasteful number, since it uses less digits than its factorization.

730764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 730764 is about 854.8473547950. The cubic root of 730764 is about 90.0725341191.

The spelling of 730764 in words is "seven hundred thirty thousand, seven hundred sixty-four".