730447530 has 16 divisors (see below), whose sum is σ = 1753074144. Its totient is φ = 194786000.

The previous prime is 730447519. The next prime is 730447541. The reversal of 730447530 is 35744037.

It is an interprime number because it is at equal distance from previous prime (730447519) and next prime (730447541).

It is a junction number, because it is equal to n+sod(n) for n = 730447491 and 730447500.

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 in 7 ways as a sum of consecutive naturals, for example, 12174096 + ... + 12174155.

It is an arithmetic number, because the mean of its divisors is an integer number (109567134).

Almost surely, 2^730447530 is an apocalyptic number.

730447530 is an abundant number, since it is smaller than the sum of its proper divisors (1022626614).

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

730447530 is a wasteful number, since it uses less digits than its factorization.

730447530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24348261.

The product of its (nonzero) digits is 35280, while the sum is 33.

The square root of 730447530 is about 27026.7928174987. The cubic root of 730447530 is about 900.5952975166.

The spelling of 730447530 in words is "seven hundred thirty million, four hundred forty-seven thousand, five hundred thirty".