814276420 has 24 divisors (see below), whose sum is σ = 1725966144. Its totient is φ = 322665696.

The previous prime is 814276417. The next prime is 814276447. The reversal of 814276420 is 24672418.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188112 + ... + 192391.

It is an arithmetic number, because the mean of its divisors is an integer number (71915256).

Almost surely, 2^814276420 is an apocalyptic number.

It is an amenable number.

814276420 is an abundant number, since it is smaller than the sum of its proper divisors (911689724).

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

814276420 is a wasteful number, since it uses less digits than its factorization.

814276420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380619 (or 380617 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 814276420 is about 28535.5290821810. The cubic root of 814276420 is about 933.8073462400.

The spelling of 814276420 in words is "eight hundred fourteen million, two hundred seventy-six thousand, four hundred twenty".