621314 has 8 divisors (see below), whose sum is σ = 954828.
Its totient is φ = 303040.
The previous prime is 621301. The next prime is 621317. The reversal of 621314 is 413126.
It can be written as a sum of positive squares in 2 ways, for example, as 403225 + 218089 = 635^2 + 467^2
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 621292 and 621301.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 621314.
It is not an unprimeable number, because it can be changed into a prime (621317) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3707 + ... + 3870.
2621314 is an apocalyptic number.
621314 is a deficient number, since it is larger than the sum of its proper divisors (333514).
621314 is a wasteful number, since it uses less digits than its factorization.
621314 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7620.
The product of its digits is 144, while the sum is 17.
The square root of 621314 is about 788.2347366109.
The cubic root of 621314 is about 85.3303865899.
The spelling of 621314 in words is "six hundred twenty-one thousand, three hundred fourteen".