814066814 has 8 divisors (see below), whose sum is σ = 1332109368. Its totient is φ = 370030360.

The previous prime is 814066787. The next prime is 814066819. The reversal of 814066814 is 418660418.

814066814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×814066814² = 1325409555312221192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814066819) 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, 18501497 + ... + 18501540.

It is an arithmetic number, because the mean of its divisors is an integer number (166513671).

Almost surely, 2^814066814 is an apocalyptic number.

814066814 is a deficient number, since it is larger than the sum of its proper divisors (518042554).

814066814 is a wasteful number, since it uses less digits than its factorization.

814066814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37003050.

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 814066814 is about 28531.8561260918. The cubic root of 814066814 is about 933.7272143933.

The spelling of 814066814 in words is "eight hundred fourteen million, sixty-six thousand, eight hundred fourteen".