730238784 has 56 divisors (see below), whose sum is σ = 2107740768. Its totient is φ = 221283840.

The previous prime is 730238749. The next prime is 730238809. The reversal of 730238784 is 487832037.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170767 + ... + 174990.

It is an arithmetic number, because the mean of its divisors is an integer number (37638228).

Almost surely, 2^730238784 is an apocalyptic number.

It is an amenable number.

730238784 is an abundant number, since it is smaller than the sum of its proper divisors (1377501984).

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

730238784 is a wasteful number, since it uses less digits than its factorization.

730238784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345783 (or 345773 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The square root of 730238784 is about 27022.9307070865. The cubic root of 730238784 is about 900.5094991672.

The spelling of 730238784 in words is "seven hundred thirty million, two hundred thirty-eight thousand, seven hundred eighty-four".