730998371 has 2 divisors, whose sum is σ = 730998372. Its totient is φ = 730998370.

The previous prime is 730998361. The next prime is 730998407. The reversal of 730998371 is 173899037.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 730998371 - 2¹⁰ = 730997347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (730998311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365499185 + 365499186.

It is an arithmetic number, because the mean of its divisors is an integer number (365499186).

Almost surely, 2^730998371 is an apocalyptic number.

730998371 is a deficient number, since it is larger than the sum of its proper divisors (1).

730998371 is an equidigital number, since it uses as much as digits as its factorization.

730998371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 730998371 is about 27036.9815438040. The cubic root of 730998371 is about 900.8216245945.

The spelling of 730998371 in words is "seven hundred thirty million, nine hundred ninety-eight thousand, three hundred seventy-one".