422648620 has 24 divisors (see below), whose sum is σ = 892217088. Its totient is φ = 168172800.

The previous prime is 422648593. The next prime is 422648641. The reversal of 422648620 is 26846224.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51501 + ... + 59140.

It is an arithmetic number, because the mean of its divisors is an integer number (37175712).

Almost surely, 2^422648620 is an apocalyptic number.

It is an amenable number.

422648620 is an abundant number, since it is smaller than the sum of its proper divisors (469568468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422648620 is a wasteful number, since it uses less digits than its factorization.

422648620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110841 (or 110839 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 422648620 is about 20558.4196863475. The cubic root of 422648620 is about 750.4581615418.

The spelling of 422648620 in words is "four hundred twenty-two million, six hundred forty-eight thousand, six hundred twenty".