422415859 has 8 divisors (see below), whose sum is σ = 424899648. Its totient is φ = 419939520.

The previous prime is 422415839. The next prime is 422415863. The reversal of 422415859 is 958514224.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 422415859 - 2⁷ = 422415731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422415839) 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 7 ways as a sum of consecutive naturals, for example, 142854 + ... + 145780.

It is an arithmetic number, because the mean of its divisors is an integer number (53112456).

Almost surely, 2^422415859 is an apocalyptic number.

422415859 is a deficient number, since it is larger than the sum of its proper divisors (2483789).

422415859 is a wasteful number, since it uses less digits than its factorization.

422415859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3725.

The product of its digits is 115200, while the sum is 40.

The square root of 422415859 is about 20552.7579414540. The cubic root of 422415859 is about 750.3203721665.

The spelling of 422415859 in words is "four hundred twenty-two million, four hundred fifteen thousand, eight hundred fifty-nine".