730222039 has 2 divisors, whose sum is σ = 730222040. Its totient is φ = 730222038.

The previous prime is 730222037. The next prime is 730222049. The reversal of 730222039 is 930222037.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 730222039 - 2¹ = 730222037 is a prime.

Together with 730222037, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 730221998 and 730222016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730222037) 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 as a sum of consecutive naturals, namely, 365111019 + 365111020.

It is an arithmetic number, because the mean of its divisors is an integer number (365111020).

Almost surely, 2^730222039 is an apocalyptic number.

730222039 is a deficient number, since it is larger than the sum of its proper divisors (1).

730222039 is an equidigital number, since it uses as much as digits as its factorization.

730222039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 730222039 is about 27022.6208758514. The cubic root of 730222039 is about 900.5026159636.

The spelling of 730222039 in words is "seven hundred thirty million, two hundred twenty-two thousand, thirty-nine".