730322429 has 2 divisors, whose sum is σ = 730322430. Its totient is φ = 730322428.

The previous prime is 730322387. The next prime is 730322443. The reversal of 730322429 is 924223037.

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., 607622500 + 122699929 = 24650^2 + 11077^2 .

It is a cyclic number.

It is not a de Polignac number, because 730322429 - 2¹⁶ = 730256893 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 730322395 and 730322404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730322479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365161214 + 365161215.

It is an arithmetic number, because the mean of its divisors is an integer number (365161215).

Almost surely, 2^730322429 is an apocalyptic number.

It is an amenable number.

730322429 is a deficient number, since it is larger than the sum of its proper divisors (1).

730322429 is an equidigital number, since it uses as much as digits as its factorization.

730322429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 730322429 is about 27024.4783298402. The cubic root of 730322429 is about 900.5438807252.

The spelling of 730322429 in words is "seven hundred thirty million, three hundred twenty-two thousand, four hundred twenty-nine".