422717056 has 16 divisors (see below), whose sum is σ = 842131890. Its totient is φ = 211358464.

The previous prime is 422717041. The next prime is 422717059. The reversal of 422717056 is 650717224.

It can be written as a sum of positive squares in only one way, i.e., 236667456 + 186049600 = 15384^2 + 13640^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (422717059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1651111 + ... + 1651366.

Almost surely, 2^422717056 is an apocalyptic number.

It is an amenable number.

422717056 is a deficient number, since it is larger than the sum of its proper divisors (419414834).

422717056 is an equidigital number, since it uses as much as digits as its factorization.

422717056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3302491 (or 3302479 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 422717056 is about 20560.0840465208. The cubic root of 422717056 is about 750.4986645196.

The spelling of 422717056 in words is "four hundred twenty-two million, seven hundred seventeen thousand, fifty-six".