814812 has 12 divisors (see below), whose sum is σ = 1901256. Its totient is φ = 271600.

The previous prime is 814799. The next prime is 814823. The reversal of 814812 is 218418.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33939 + ... + 33962.

It is an arithmetic number, because the mean of its divisors is an integer number (158438).

2⁸¹⁴⁸¹² is an apocalyptic number.

It is an amenable number.

814812 is an abundant number, since it is smaller than the sum of its proper divisors (1086444).

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

814812 is a wasteful number, since it uses less digits than its factorization.

814812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67908 (or 67906 counting only the distinct ones).

The product of its digits is 512, while the sum is 24.

The square root of 814812 is about 902.6693746882. The cubic root of 814812 is about 93.4012034687.

The spelling of 814812 in words is "eight hundred fourteen thousand, eight hundred twelve".