626313 has 16 divisors (see below), whose sum is σ = 904320. Its totient is φ = 384384.

The previous prime is 626261. The next prime is 626317. The reversal of 626313 is 313626.

626313 is nontrivially palindromic in base 16.

It is not a de Polignac number, because 626313 - 2¹⁴ = 609929 is a prime.

626313 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 626313.

It is not an unprimeable number, because it can be changed into a prime (626317) 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, 1845 + ... + 2157.

It is an arithmetic number, because the mean of its divisors is an integer number (56520).

2⁶²⁶³¹³ is an apocalyptic number.

It is an amenable number.

626313 is a deficient number, since it is larger than the sum of its proper divisors (278007).

626313 is a wasteful number, since it uses less digits than its factorization.

626313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368.

The product of its digits is 648, while the sum is 21.

The square root of 626313 is about 791.3993934797. The cubic root of 626313 is about 85.5586274142.

Adding to 626313 its reverse (313626), we get a palindrome (939939).

It can be divided in two parts, 626 and 313, that added together give a palindrome (939).

The spelling of 626313 in words is "six hundred twenty-six thousand, three hundred thirteen".