730357429 has 2 divisors, whose sum is σ = 730357430. Its totient is φ = 730357428.

The previous prime is 730357423. The next prime is 730357469. The reversal of 730357429 is 924753037.

It is an a-pointer prime, because the next prime (730357469) can be obtained adding 730357429 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 578402500 + 151954929 = 24050^2 + 12327^2 .

It is a cyclic number.

It is not a de Polignac number, because 730357429 - 2⁹ = 730356917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 730357391 and 730357400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730357423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365178714 + 365178715.

It is an arithmetic number, because the mean of its divisors is an integer number (365178715).

Almost surely, 2^730357429 is an apocalyptic number.

It is an amenable number.

730357429 is a deficient number, since it is larger than the sum of its proper divisors (1).

730357429 is an equidigital number, since it uses as much as digits as its factorization.

730357429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 730357429 is about 27025.1258831481. The cubic root of 730357429 is about 900.5582663952.

The spelling of 730357429 in words is "seven hundred thirty million, three hundred fifty-seven thousand, four hundred twenty-nine".