730472 has 8 divisors (see below), whose sum is σ = 1369650. Its totient is φ = 365232.

The previous prime is 730469. The next prime is 730487. The reversal of 730472 is 274037.

It can be written as a sum of positive squares in only one way, i.e., 729316 + 1156 = 854^2 + 34^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730472.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45647 + ... + 45662.

2⁷³⁰⁴⁷² is an apocalyptic number.

It is an amenable number.

730472 is a deficient number, since it is larger than the sum of its proper divisors (639178).

730472 is a wasteful number, since it uses less digits than its factorization.

730472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91315 (or 91311 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 730472 is about 854.6765470048. The cubic root of 730472 is about 90.0605354055.

The spelling of 730472 in words is "seven hundred thirty thousand, four hundred seventy-two".