706212 has 48 divisors (see below), whose sum is σ = 1975680. Its totient is φ = 216864.

The previous prime is 706207. The next prime is 706213. The reversal of 706212 is 212607.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 706212.

It is not an unprimeable number, because it can be changed into a prime (706213) by changing a digit.

706212 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 15 ways as a sum of consecutive naturals, for example, 1153 + ... + 1655.

It is an arithmetic number, because the mean of its divisors is an integer number (41160).

2⁷⁰⁶²¹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 706212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (987840).

706212 is an abundant number, since it is smaller than the sum of its proper divisors (1269468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

706212 is a wasteful number, since it uses less digits than its factorization.

706212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 521 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 706212 is about 840.3642067580. The cubic root of 706212 is about 89.0522774971.

Adding to 706212 its reverse (212607), we get a palindrome (918819).

The spelling of 706212 in words is "seven hundred six thousand, two hundred twelve".