422012566 has 8 divisors (see below), whose sum is σ = 634744800. Its totient is φ = 210430968.

The previous prime is 422012543. The next prime is 422012593. The reversal of 422012566 is 665210224.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286741 + ... + 288208.

It is an arithmetic number, because the mean of its divisors is an integer number (79343100).

Almost surely, 2^422012566 is an apocalyptic number.

422012566 is a deficient number, since it is larger than the sum of its proper divisors (212732234).

422012566 is a wasteful number, since it uses less digits than its factorization.

422012566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575318.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 422012566 is about 20542.9444335519. The cubic root of 422012566 is about 750.0815117334.

The spelling of 422012566 in words is "four hundred twenty-two million, twelve thousand, five hundred sixty-six".