422564061 has 4 divisors (see below), whose sum is σ = 563418752. Its totient is φ = 281709372.

The previous prime is 422564059. The next prime is 422564083. The reversal of 422564061 is 160465224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 422564061 - 2¹ = 422564059 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 (422564041) 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, 70427341 + ... + 70427346.

It is an arithmetic number, because the mean of its divisors is an integer number (140854688).

Almost surely, 2^422564061 is an apocalyptic number.

It is an amenable number.

422564061 is a deficient number, since it is larger than the sum of its proper divisors (140854691).

422564061 is a wasteful number, since it uses less digits than its factorization.

422564061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140854690.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 422564061 is about 20556.3630294855. The cubic root of 422564061 is about 750.4081103321.

It can be divided in two parts, 4225 and 64061, that added together give a palindrome (68286).

The spelling of 422564061 in words is "four hundred twenty-two million, five hundred sixty-four thousand, sixty-one".