813364 has 6 divisors (see below), whose sum is σ = 1423394.
Its totient is φ = 406680.
The previous prime is 813361. The next prime is 813367. The reversal of 813364 is 463318.
It can be divided in two parts, 81 and 3364, that multiplied together give a square (272484 = 5222).
It is an interprime number because it is at equal distance from previous prime (813361) and next prime (813367).
It can be written as a sum of positive squares in only one way, i.e., 810000 + 3364 = 900^2 + 58^2
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (813361) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101667 + ... + 101674.
2813364 is an apocalyptic number.
It is an amenable number.
813364 is a deficient number, since it is larger than the sum of its proper divisors (610030).
813364 is a wasteful number, since it uses less digits than its factorization.
813364 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 203345 (or 203343 counting only the distinct ones).
The product of its digits is 1728, while the sum is 25.
The square root of 813364 is about 901.8669524935.
The cubic root of 813364 is about 93.3458429944.
The spelling of 813364 in words is "eight hundred thirteen thousand, three hundred sixty-four".