626266 has 4 divisors (see below), whose sum is σ = 939402. Its totient is φ = 313132.

The previous prime is 626261. The next prime is 626317. The reversal of 626266 is 662626.

626266 is nontrivially palindromic in base 5.

626266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 442225 + 184041 = 665^2 + 429^2 .

It is not an unprimeable number, because it can be changed into a prime (626261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156565 + ... + 156568.

2⁶²⁶²⁶⁶ is an apocalyptic number.

626266 is a deficient number, since it is larger than the sum of its proper divisors (313136).

626266 is a wasteful number, since it uses less digits than its factorization.

626266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313135.

The product of its digits is 5184, while the sum is 28.

The square root of 626266 is about 791.3696986870. The cubic root of 626266 is about 85.5564871871.

It can be divided in two parts, 6262 and 66, that added together give a triangular number (6328 = T₁₁₂).

The spelling of 626266 in words is "six hundred twenty-six thousand, two hundred sixty-six".