814144092 has 24 divisors (see below), whose sum is σ = 1900225152. Its totient is φ = 271302000.

The previous prime is 814144081. The next prime is 814144099. The reversal of 814144092 is 290441418.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814144099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44967 + ... + 60417.

It is an arithmetic number, because the mean of its divisors is an integer number (79176048).

Almost surely, 2^814144092 is an apocalyptic number.

It is an amenable number.

814144092 is an abundant number, since it is smaller than the sum of its proper divisors (1086081060).

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

814144092 is a wasteful number, since it uses less digits than its factorization.

814144092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19849 (or 19847 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 814144092 is about 28533.2103346259. The cubic root of 814144092 is about 933.7567591790.

The spelling of 814144092 in words is "eight hundred fourteen million, one hundred forty-four thousand, ninety-two".