628314 has 32 divisors (see below), whose sum is σ = 1365120. Its totient is φ = 192192.

The previous prime is 628301. The next prime is 628319. The reversal of 628314 is 413826.

It is a happy number.

628314 is nontrivially palindromic in base 8.

628314 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 628314.

It is not an unprimeable number, because it can be changed into a prime (628319) 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, 3924 + ... + 4080.

It is an arithmetic number, because the mean of its divisors is an integer number (42660).

2⁶²⁸³¹⁴ is an apocalyptic number.

628314 is an abundant number, since it is smaller than the sum of its proper divisors (736806).

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

628314 is a wasteful number, since it uses less digits than its factorization.

628314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214.

The product of its digits is 1152, while the sum is 24.

The square root of 628314 is about 792.6626016156. The cubic root of 628314 is about 85.6496472992.

It can be divided in two parts, 62831 and 4, that added together give a triangular number (62835 = T₃₅₄).

The spelling of 628314 in words is "six hundred twenty-eight thousand, three hundred fourteen".