814992 has 20 divisors (see below), whose sum is σ = 2105520. Its totient is φ = 271648.

The previous prime is 814991. The next prime is 815029. The reversal of 814992 is 299418.

814992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (814991) 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, 8442 + ... + 8537.

It is an arithmetic number, because the mean of its divisors is an integer number (105276).

2⁸¹⁴⁹⁹² is an apocalyptic number.

It is an amenable number.

814992 is an abundant number, since it is smaller than the sum of its proper divisors (1290528).

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

814992 is a wasteful number, since it uses less digits than its factorization.

814992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16990 (or 16984 counting only the distinct ones).

The product of its digits is 5184, while the sum is 33.

The square root of 814992 is about 902.7690734623. The cubic root of 814992 is about 93.4080807110.

The spelling of 814992 in words is "eight hundred fourteen thousand, nine hundred ninety-two".