730775 has 6 divisors (see below), whose sum is σ = 906192. Its totient is φ = 584600.

The previous prime is 730757. The next prime is 730777. The reversal of 730775 is 577037.

It is not a de Polignac number, because 730775 - 2¹² = 726679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14591 + ... + 14640.

It is an arithmetic number, because the mean of its divisors is an integer number (151032).

2⁷³⁰⁷⁷⁵ is an apocalyptic number.

730775 is a deficient number, since it is larger than the sum of its proper divisors (175417).

730775 is a wasteful number, since it uses less digits than its factorization.

730775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29241 (or 29236 counting only the distinct ones).

The product of its (nonzero) digits is 5145, while the sum is 29.

The square root of 730775 is about 854.8537886680. The cubic root of 730775 is about 90.0729860630.

The spelling of 730775 in words is "seven hundred thirty thousand, seven hundred seventy-five".