730916736 has 64 divisors (see below), whose sum is σ = 2118009600. Its totient is φ = 221488640.

The previous prime is 730916723. The next prime is 730916741. The reversal of 730916736 is 637619037.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

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, 82296 + ... + 90743.

It is an arithmetic number, because the mean of its divisors is an integer number (33093900).

Almost surely, 2^730916736 is an apocalyptic number.

It is an amenable number.

730916736 is an abundant number, since it is smaller than the sum of its proper divisors (1387092864).

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

730916736 is a wasteful number, since it uses less digits than its factorization.

730916736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173067 (or 173055 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 42.

The square root of 730916736 is about 27035.4718101978. The cubic root of 730916736 is about 900.7880899502.

The spelling of 730916736 in words is "seven hundred thirty million, nine hundred sixteen thousand, seven hundred thirty-six".