422576065 has 4 divisors (see below), whose sum is σ = 507091284. Its totient is φ = 338060848.

The previous prime is 422576059. The next prime is 422576071. The reversal of 422576065 is 560675224.

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

It is an interprime number because it is at equal distance from previous prime (422576059) and next prime (422576071).

It can be written as a sum of positive squares in 2 ways, for example, as 325297296 + 97278769 = 18036^2 + 9863^2 .

It is a cyclic number.

It is not a de Polignac number, because 422576065 - 2³ = 422576057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42257602 + ... + 42257611.

It is an arithmetic number, because the mean of its divisors is an integer number (126772821).

Almost surely, 2^422576065 is an apocalyptic number.

It is an amenable number.

422576065 is a deficient number, since it is larger than the sum of its proper divisors (84515219).

422576065 is an equidigital number, since it uses as much as digits as its factorization.

422576065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84515218.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 422576065 is about 20556.6550051315. The cubic root of 422576065 is about 750.4152160111.

The spelling of 422576065 in words is "four hundred twenty-two million, five hundred seventy-six thousand, sixty-five".