730577725 has 12 divisors (see below), whose sum is σ = 908396224. Its totient is φ = 582862320.

The previous prime is 730577723. The next prime is 730577741. The reversal of 730577725 is 527775037.

It is not a de Polignac number, because 730577725 - 2¹ = 730577723 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 (730577723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30639 + ... + 48988.

Almost surely, 2^730577725 is an apocalyptic number.

It is an amenable number.

730577725 is a deficient number, since it is larger than the sum of its proper divisors (177818499).

730577725 is a wasteful number, since it uses less digits than its factorization.

730577725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80004 (or 79999 counting only the distinct ones).

The product of its (nonzero) digits is 360150, while the sum is 43.

The square root of 730577725 is about 27029.2013385523. The cubic root of 730577725 is about 900.6488017197.

The spelling of 730577725 in words is "seven hundred thirty million, five hundred seventy-seven thousand, seven hundred twenty-five".