730274773 has 2 divisors, whose sum is σ = 730274774. Its totient is φ = 730274772.

The previous prime is 730274761. The next prime is 730274789. The reversal of 730274773 is 377472037.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 709316689 + 20958084 = 26633^2 + 4578^2 .

It is a cyclic number.

It is not a de Polignac number, because 730274773 - 2²⁵ = 696720341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730274273) 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, 365137386 + 365137387.

It is an arithmetic number, because the mean of its divisors is an integer number (365137387).

Almost surely, 2^730274773 is an apocalyptic number.

It is an amenable number.

730274773 is a deficient number, since it is larger than the sum of its proper divisors (1).

730274773 is an equidigital number, since it uses as much as digits as its factorization.

730274773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172872, while the sum is 40.

The square root of 730274773 is about 27023.5965963082. The cubic root of 730274773 is about 900.5242924580.

The spelling of 730274773 in words is "seven hundred thirty million, two hundred seventy-four thousand, seven hundred seventy-three".