706266 has 64 divisors (see below), whose sum is σ = 1814400. Its totient is φ = 201600.

The previous prime is 706253. The next prime is 706267. The reversal of 706266 is 662607.

706266 is a nontrivial binomial coefficient, being equal to C(1189, 2).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (706267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17206 + ... + 17246.

It is an arithmetic number, because the mean of its divisors is an integer number (28350).

706266 is a Friedman number, since it can be written as (62+7^(6+0))*6, using all its digits and the basic arithmetic operations.

2⁷⁰⁶²⁶⁶ is an apocalyptic number.

706266 is the 1188-th triangular number.

It is a practical number, because each smaller number is the sum of distinct divisors of 706266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (907200).

706266 is an abundant number, since it is smaller than the sum of its proper divisors (1108134).

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

706266 is a wasteful number, since it uses less digits than its factorization.

706266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 706266 is about 840.3963350705. The cubic root of 706266 is about 89.0545472123.

It can be divided in two parts, 70 and 6266, that added together give a palindrome (6336).

The spelling of 706266 in words is "seven hundred six thousand, two hundred sixty-six".