813914 has 8 divisors (see below), whose sum is σ = 1263060. Its totient is φ = 392896.

The previous prime is 813907. The next prime is 813931. The reversal of 813914 is 419318.

It can be written as a sum of positive squares in 2 ways, for example, as 779689 + 34225 = 883^2 + 185^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 813914.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6959 + ... + 7074.

2⁸¹³⁹¹⁴ is an apocalyptic number.

813914 is a deficient number, since it is larger than the sum of its proper divisors (449146).

813914 is a wasteful number, since it uses less digits than its factorization.

813914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14064.

The product of its digits is 864, while the sum is 26.

The square root of 813914 is about 902.1718239892. The cubic root of 813914 is about 93.3668785315.

The spelling of 813914 in words is "eight hundred thirteen thousand, nine hundred fourteen".