422835859 has 4 divisors (see below), whose sum is σ = 426787704. Its totient is φ = 418884016.

The previous prime is 422835857. The next prime is 422835869. The reversal of 422835859 is 958538224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422835859 - 2¹ = 422835857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422835857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1975762 + ... + 1975975.

It is an arithmetic number, because the mean of its divisors is an integer number (106696926).

Almost surely, 2^422835859 is an apocalyptic number.

422835859 is a deficient number, since it is larger than the sum of its proper divisors (3951845).

422835859 is a wasteful number, since it uses less digits than its factorization.

422835859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3951844.

The product of its digits is 691200, while the sum is 46.

The square root of 422835859 is about 20562.9730097571. The cubic root of 422835859 is about 750.5689661867.

The spelling of 422835859 in words is "four hundred twenty-two million, eight hundred thirty-five thousand, eight hundred fifty-nine".