712557723 has 16 divisors (see below), whose sum is σ = 986166272. Its totient is φ = 457164000.

The previous prime is 712557721. The next prime is 712557731. The reversal of 712557723 is 327755217.

712557723 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 712557723 - 2¹ = 712557721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (712557721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4333 + ... + 37998.

It is an arithmetic number, because the mean of its divisors is an integer number (61635392).

Almost surely, 2^712557723 is an apocalyptic number.

712557723 is a deficient number, since it is larger than the sum of its proper divisors (273608549).

712557723 is a wasteful number, since it uses less digits than its factorization.

712557723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42546.

The product of its digits is 102900, while the sum is 39.

The square root of 712557723 is about 26693.7768590359. The cubic root of 712557723 is about 893.1821128560.

The spelling of 712557723 in words is "seven hundred twelve million, five hundred fifty-seven thousand, seven hundred twenty-three".