730337165 has 4 divisors (see below), whose sum is σ = 876404604. Its totient is φ = 584269728.

The previous prime is 730337159. The next prime is 730337197. The reversal of 730337165 is 561733037.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 561733037 = 43 ⋅13063559.

It can be written as a sum of positive squares in 2 ways, for example, as 240777289 + 489559876 = 15517^2 + 22126^2 .

It is a cyclic number.

It is not a de Polignac number, because 730337165 - 2¹² = 730333069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73033712 + ... + 73033721.

It is an arithmetic number, because the mean of its divisors is an integer number (219101151).

Almost surely, 2^730337165 is an apocalyptic number.

It is an amenable number.

730337165 is a deficient number, since it is larger than the sum of its proper divisors (146067439).

730337165 is a wasteful number, since it uses less digits than its factorization.

730337165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146067438.

The product of its (nonzero) digits is 39690, while the sum is 35.

The square root of 730337165 is about 27024.7509701755. The cubic root of 730337165 is about 900.5499375593.

The spelling of 730337165 in words is "seven hundred thirty million, three hundred thirty-seven thousand, one hundred sixty-five".