730616969 has 2 divisors, whose sum is σ = 730616970. Its totient is φ = 730616968.

The previous prime is 730616951. The next prime is 730616983. The reversal of 730616969 is 969616037.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 488410000 + 242206969 = 22100^2 + 15563^2 .

It is a cyclic number.

It is not a de Polignac number, because 730616969 - 2¹² = 730612873 is a prime.

It is a super-2 number, since 2×730616969² = 1067602310781493922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (730616869) by changing a digit.

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 as a sum of consecutive naturals, namely, 365308484 + 365308485.

It is an arithmetic number, because the mean of its divisors is an integer number (365308485).

Almost surely, 2^730616969 is an apocalyptic number.

It is an amenable number.

730616969 is a deficient number, since it is larger than the sum of its proper divisors (1).

730616969 is an equidigital number, since it uses as much as digits as its factorization.

730616969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 730616969 is about 27029.9272844009. The cubic root of 730616969 is about 900.6649279659.

The spelling of 730616969 in words is "seven hundred thirty million, six hundred sixteen thousand, nine hundred sixty-nine".