730872771 has 32 divisors (see below), whose sum is σ = 1053388800. Its totient is φ = 449433600.

The previous prime is 730872749. The next prime is 730872797. The reversal of 730872771 is 177278037.

730872771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 730872771 - 2⁷ = 730872643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (730870771) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 960031 + ... + 960791.

It is an arithmetic number, because the mean of its divisors is an integer number (32918400).

Almost surely, 2^730872771 is an apocalyptic number.

730872771 is a deficient number, since it is larger than the sum of its proper divisors (322516029).

730872771 is a wasteful number, since it uses less digits than its factorization.

730872771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267.

The product of its (nonzero) digits is 115248, while the sum is 42.

The square root of 730872771 is about 27034.6586995286. The cubic root of 730872771 is about 900.7700286396.

The spelling of 730872771 in words is "seven hundred thirty million, eight hundred seventy-two thousand, seven hundred seventy-one".