730650428 has 6 divisors (see below), whose sum is σ = 1278638256. Its totient is φ = 365325212.

The previous prime is 730650419. The next prime is 730650443. The reversal of 730650428 is 824056037.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91331300 + ... + 91331307.

It is an arithmetic number, because the mean of its divisors is an integer number (213106376).

Almost surely, 2^730650428 is an apocalyptic number.

It is an amenable number.

730650428 is a deficient number, since it is larger than the sum of its proper divisors (547987828).

730650428 is a wasteful number, since it uses less digits than its factorization.

730650428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182662611 (or 182662609 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 730650428 is about 27030.5462023985. The cubic root of 730650428 is about 900.6786765689.

The spelling of 730650428 in words is "seven hundred thirty million, six hundred fifty thousand, four hundred twenty-eight".