730775266 has 12 divisors (see below), whose sum is σ = 1186969842. Its totient is φ = 337280736.

The previous prime is 730775233. The next prime is 730775273. The reversal of 730775266 is 662577037.

It can be written as a sum of positive squares in 3 ways, for example, as 601475625 + 129299641 = 24525^2 + 11371^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1080691 + ... + 1081366.

Almost surely, 2^730775266 is an apocalyptic number.

730775266 is a deficient number, since it is larger than the sum of its proper divisors (456194576).

730775266 is a wasteful number, since it uses less digits than its factorization.

730775266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2162085 (or 2162072 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 43.

The square root of 730775266 is about 27032.8553060900. The cubic root of 730775266 is about 900.7299699175.

The spelling of 730775266 in words is "seven hundred thirty million, seven hundred seventy-five thousand, two hundred sixty-six".