422647076 has 6 divisors (see below), whose sum is σ = 739632390. Its totient is φ = 211323536.

The previous prime is 422647063. The next prime is 422647079. The reversal of 422647076 is 670746224.

It can be written as a sum of positive squares in only one way, i.e., 238393600 + 184253476 = 15440^2 + 13574^2 .

It is not an unprimeable number, because it can be changed into a prime (422647079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52830881 + ... + 52830888.

It is an arithmetic number, because the mean of its divisors is an integer number (123272065).

Almost surely, 2^422647076 is an apocalyptic number.

It is an amenable number.

422647076 is a deficient number, since it is larger than the sum of its proper divisors (316985314).

422647076 is a wasteful number, since it uses less digits than its factorization.

422647076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105661773 (or 105661771 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 38.

The square root of 422647076 is about 20558.3821347887. The cubic root of 422647076 is about 750.4572476946.

The spelling of 422647076 in words is "four hundred twenty-two million, six hundred forty-seven thousand, seventy-six".