730449884 has 12 divisors (see below), whose sum is σ = 1278477144. Its totient is φ = 365170704.

The previous prime is 730449857. The next prime is 730449943. The reversal of 730449884 is 488944037.

It is a super-2 number, since 2×730449884² = 1067114066071226912, which contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 42407 + ... + 57089.

It is an arithmetic number, because the mean of its divisors is an integer number (106539762).

Almost surely, 2^730449884 is an apocalyptic number.

It is an amenable number.

730449884 is a deficient number, since it is larger than the sum of its proper divisors (548027260).

730449884 is a wasteful number, since it uses less digits than its factorization.

730449884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27124 (or 27122 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 47.

The square root of 730449884 is about 27026.8363668410. The cubic root of 730449884 is about 900.5962649596.

It can be divided in two parts, 73044 and 9884, that added together give a palindrome (82928).

The spelling of 730449884 in words is "seven hundred thirty million, four hundred forty-nine thousand, eight hundred eighty-four".