730851265 has 4 divisors (see below), whose sum is σ = 877021524. Its totient is φ = 584681008.

The previous prime is 730851259. The next prime is 730851287. The reversal of 730851265 is 562158037.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 150234049 + 580617216 = 12257^2 + 24096^2 .

It is a cyclic number.

It is not a de Polignac number, because 730851265 - 2⁷ = 730851137 is a prime.

It is a Duffinian 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, 73085122 + ... + 73085131.

It is an arithmetic number, because the mean of its divisors is an integer number (219255381).

Almost surely, 2^730851265 is an apocalyptic number.

It is an amenable number.

730851265 is a deficient number, since it is larger than the sum of its proper divisors (146170259).

730851265 is a wasteful number, since it uses less digits than its factorization.

730851265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146170258.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 730851265 is about 27034.2609479157. The cubic root of 730851265 is about 900.7611934721.

The spelling of 730851265 in words is "seven hundred thirty million, eight hundred fifty-one thousand, two hundred sixty-five".