730707243 has 16 divisors (see below), whose sum is σ = 1178956800. Its totient is φ = 392985216.

The previous prime is 730707239. The next prime is 730707247. The reversal of 730707243 is 342707037.

It is an interprime number because it is at equal distance from previous prime (730707239) and next prime (730707247).

It is not a de Polignac number, because 730707243 - 2² = 730707239 is a prime.

It is a super-2 number, since 2×730707243² = 1067866149945322098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (730707247) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1023043 + ... + 1023756.

It is an arithmetic number, because the mean of its divisors is an integer number (73684800).

Almost surely, 2^730707243 is an apocalyptic number.

730707243 is a deficient number, since it is larger than the sum of its proper divisors (448249557).

730707243 is a wasteful number, since it uses less digits than its factorization.

730707243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046826.

The product of its (nonzero) digits is 24696, while the sum is 33.

The square root of 730707243 is about 27031.5971226267. The cubic root of 730707243 is about 900.7020214000.

The spelling of 730707243 in words is "seven hundred thirty million, seven hundred seven thousand, two hundred forty-three".