422600855 has 8 divisors (see below), whose sum is σ = 507236064. Its totient is φ = 338004000.

The previous prime is 422600851. The next prime is 422600881. The reversal of 422600855 is 558006224.

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

It is not a de Polignac number, because 422600855 - 2² = 422600851 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422600851) 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, 28205 + ... + 40505.

It is an arithmetic number, because the mean of its divisors is an integer number (63404508).

Almost surely, 2^422600855 is an apocalyptic number.

422600855 is a deficient number, since it is larger than the sum of its proper divisors (84635209).

422600855 is a wasteful number, since it uses less digits than its factorization.

422600855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19177.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 422600855 is about 20557.2579640379. The cubic root of 422600855 is about 750.4298898422.

The spelling of 422600855 in words is "four hundred twenty-two million, six hundred thousand, eight hundred fifty-five".