730530782 has 4 divisors (see below), whose sum is σ = 1095796176. Its totient is φ = 365265390.

The previous prime is 730530769. The next prime is 730530799. The reversal of 730530782 is 287035037.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182632694 + ... + 182632697.

It is an arithmetic number, because the mean of its divisors is an integer number (273949044).

Almost surely, 2^730530782 is an apocalyptic number.

730530782 is a deficient number, since it is larger than the sum of its proper divisors (365265394).

730530782 is a wasteful number, since it uses less digits than its factorization.

730530782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365265393.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 730530782 is about 27028.3329489630. The cubic root of 730530782 is about 900.6295110220.

The spelling of 730530782 in words is "seven hundred thirty million, five hundred thirty thousand, seven hundred eighty-two".