712066 has 8 divisors (see below), whose sum is σ = 1105020. Its totient is φ = 343728.

The previous prime is 712051. The next prime is 712067. The reversal of 712066 is 660217.

712066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 674041 + 38025 = 821^2 + 195^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (712067) by changing a digit.

712066 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6081 + ... + 6196.

2⁷¹²⁰⁶⁶ is an apocalyptic number.

712066 is a deficient number, since it is larger than the sum of its proper divisors (392954).

712066 is a wasteful number, since it uses less digits than its factorization.

712066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12308.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 712066 is about 843.8400322336. The cubic root of 712066 is about 89.2976609386.

The spelling of 712066 in words is "seven hundred twelve thousand, sixty-six".