814438196 has 24 divisors (see below), whose sum is σ = 1674440544. Its totient is φ = 341722080.

The previous prime is 814438187. The next prime is 814438213. The reversal of 814438196 is 691834418.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 711350 + ... + 712493.

It is an arithmetic number, because the mean of its divisors is an integer number (69768356).

Almost surely, 2^814438196 is an apocalyptic number.

It is an amenable number.

814438196 is an abundant number, since it is smaller than the sum of its proper divisors (860002348).

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

814438196 is a wasteful number, since it uses less digits than its factorization.

814438196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1423871 (or 1423869 counting only the distinct ones).

The product of its digits is 165888, while the sum is 44.

The square root of 814438196 is about 28538.3635830788. The cubic root of 814438196 is about 933.8691833959.

The spelling of 814438196 in words is "eight hundred fourteen million, four hundred thirty-eight thousand, one hundred ninety-six".